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Neale's Disorders of the Foot E-Book

Neale's Disorders of the Foot E-Book

Paul Frowen | Maureen O'Donnell | J. Gordon Burrow | Paul Frowen | Maureen O'Donnell | J. Gordon Burrow | Donald L. Lorimer

(2010)

Additional Information

Book Details

Abstract

Neale’s Disorders of the Foot remains the essential resource for students and practitioners of podiatry. All the common conditions encountered in day-to-day podiatric practice are reviewed and their diagnoses and management described along with areas of related therapeutics. Students will find in this one volume everything they need to know about foot disorders and their treatment in order to pass their examinations, while practitioners will continue to appreciate the book’s accessibility and relevance to their daily practice. The new eighth edition is more indispensable than ever before with all contributions revised and brought up to date, colour photographs throughout, an all-new clear and accessible full colour design, and its own website including a full image library, video clips of key techniques and interactive self-assessment questions. Whether you need quick reference or more detailed information, the new and improved Neale’s Disorders of the Foot is ready to serve the needs of a new generation of podiatry students and practitioners.


Table of Contents

Section Title Page Action Price
Front Cover cover
Inside Front Cover ifc1
half-title i
Neale's Disorders of the Foot iii
Copyright iv
TOC v
Web Contents and Evolve information vii
Foreword ix
Preface to Eighth Edition xi
Preface to First Edition xiii
Acknowledgements xv
Contributors xvii
1 Examination and diagnosis in clinical management 1
CHAPTER CONTENTS 1
KEYWORDS 1
INTRODUCTION 2
GATHERING DATA 2
TAKING A COMPREHENSIVE PODIATRIC HISTORY 3
ELEMENTS OF THE HISTORY 3
Introductory information 3
Chief complaints – soliciting contribution 4
Past medical history 4
Drug/medication history 4
Social history 4
Family history 4
Review of systems 4
ATTRIBUTES OF SYMPTOMS 4
PERFORMING THE PHYSICAL EXAMINATION 5
Mental status 6
Skin (see also Chs 2 and 3) 6
Nails (see also Ch. 3) 6
Swellings 6
Musculoskeletal system (see also Ch. 8) 6
Footwear (see also Ch. 18) 7
Vascular assessment (see also Ch. 12) 7
Neurological assessment (see also Ch. 6) 9
Motor system 10
Inspection 10
Palpation and assessment of tone 10
Assessment of power 10
Assessment of reflexes 10
Assessment of coordination 11
Motor and sensory system functions 11
Sensory investigations 11
Light touch 11
Pin prick 11
Vibration 11
Gait 13
Static evaluation 13
Dynamic evaluation 13
Other soft tissues 14
Biomechanical examination 14
Further investigations 14
Discharge 14
Skin and nail 14
APPLYING CRITICAL THINKING TO THE INFORMATION GATHERED 15
DEVELOPMENT OF THE DIAGNOSIS 15
CREATING THE RECORD 15
REFERENCES 16
2 The skin and nails in podiatry 19
CHAPTER CONTENTS 19
KEYWORDS 20
AFFECTATIONS OF THE SKIN 20
STRUCTURE AND FUNCTION OF THE SKIN 20
ACUTE INFLAMMATION 21
CHRONIC WOUNDS (ULCERS) 21
Assessment of chronic wounds 21
Pathogenesis of chronic wounds 22
Management of chronic wounds 22
SCARRING 23
BURNS 23
ATROPHY 23
CHILBLAINS AND CHILLING 23
INFECTIONS AND THE SKIN 24
Bacterial infections 24
Systemic bacterial infections 24
Common skin bacteria and resultant conditions 24
Features of cutaneous infections 25
Management of bacterial infection in the skin 25
Viral infections 25
Verrucae/warts 26
Clinical features of verrucae (warts) 26
Single plantar wart (verruca) 26
Mosaic warts 26
Management 26
Topical preparations for wart treatment 27
Electrosurgery 27
Parasitic infestations 27
VITILIGO 28
DISORDERS OF SWEATING 28
FISSURES 28
CORNS AND CALLUS 28
Pathogenesis of corns and callus 29
Management of corns and callus 29
BURSITIS 30
THE SKIN AS AN INDICATOR OF PSYCHOLOGICAL DISTURBANCE 30
THE NAIL IN HEALTH AND DISEASE 30
Embryonic development and nail growth 31
Blood supply and innervation 31
INVOLUTION (PINCER, OMEGA NAIL) 32
Aetiology 33
Treatment 33
ONYCHOCRYPTOSIS (INGROWING TOENAIL) 33
Aetiology 34
Treatment 34
SUBUNGUAL EXOSTOSIS 35
Pathology 35
3 Dermatological conditions of the foot and leg 45
CHAPTER CONTENTS 45
KEYWORDS 46
Inflammatory skin diseases 46
PSORIASIS AND RELATED DISORDERS 46
Treatment 47
Palmoplantar pustular psoriasis (PPP) 47
REITER’S DISEASE 47
PITYRIASIS RUBRA PILARIS (PRP) 47
ECZEMA (DERMATITIS) AND RELATED DISORDERS 47
Atopic eczema 48
Treatment 48
Contact dermatitis 48
Stasis and varicose eczema 49
Pompholyx 49
Juvenile plantar dermatosis 49
LICHEN PLANUS 49
ICHTHYOSIS 50
KERATODERMAS 50
Inherited palmoplantar keratodermas 50
Aetiology 50
Clinical features 50
Treatment 50
Acquired keratoderma 51
Keratoderma climactericum 51
Acrokeratosis paraneoplastica (Bazex’s syndrome) 51
Keratoderma and hypothyroidism 52
Blistering disorders 52
EPIDERMOLYSIS BULLOSA: THE INHERITED MECHANOBULLOUS DISORDERS 52
AUTOIMMUNE BLISTERING DISORDERS 53
Tumours 53
CAUSES OF SKIN TUMOURS 54
EPIDERMAL TUMOURS 54
Seborrhoeic keratosis 54
Aetiology 54
Clinical features 54
4 Adult foot disorders 81
CHAPTER CONTENTS 81
KEYWORDS 82
CLINICAL BIOMECHANICS 82
The neutral or reference position 82
The principle of compensation 83
The gait or walking cycle 83
Activity of the muscles and joints of the limb in gait 83
LOWER LIMB AND FOOT ANOMALIES 84
FRONTAL PLANE ANOMALIES OF THE LOWER LIMB AND FOOT 84
Leg-length discrepancy 84
Incidence of LLD 84
Causes of LLD 84
Effects of LLD 84
Symptoms of LLD 85
Significance of the degree of LLD 85
Assessment and measurement of LLD 85
Management of LLD 85
The inverted or varus rearfoot 85
Coxa valgum, genu vara, tibia vara (bowleg) 85
Rearfoot varus 86
Causes of rearfoot varus 86
Classifications of rearfoot varus 86
Compensatory mechanisms in rearfoot varus 86
Other compensatory mechanisms in rearfoot varus 86
Uncompensated rearfoot varus 86
Signs and symptoms of an uncompensated rearfoot varus 87
Fully compensated rearfoot varus 87
Signs and symptoms of fully compensated rearfoot varus 87
Partially compensated rearfoot varus 87
Signs and symptoms of partially compensated rearfoot varus 87
Treatment of rearfoot varus 87
Varus rearfoot 87
The inverted or varus forefoot 88
Forefoot varus 88
Causes of forefoot varus 88
Classifications of forefoot varus 88
Compensatory mechanisms in forefoot varus 88
Fully compensated forefoot varus 89
Signs and symptoms of fully compensated forefoot varus 89
Uncompensated forefoot varus 89
Signs and symptoms of uncompensated forefoot varus 89
Partially compensated forefoot varus 89
Signs and symptoms of partially compensated forefoot varus 89
Treatment of forefoot varus 89
Forefoot supinatus 89
Causes of forefoot supinatus 89
Clinical recognition of forefoot supinatus 89
Treatment of forefoot supinatus 89
The everted or valgus rearfoot 90
Coxa vara and genu valga/valgum (knock knees) 90
True rearfoot valgus 90
The valgus rearfoot 90
The everted or valgus forefoot 90
Forefoot valgus 90
Causes of forefoot valgus 90
Classification of forefoot valgus 90
Rigid-type forefoot valgus 90
Signs and symptoms of rigid forefoot valgus 91
Mobile type forefoot valgus 91
Signs and symptoms of mobile forefoot valgus 91
Treatment of forefoot valgus 91
SAGITTAL PLANE ANOMALIES OF THE LOWER LIMB AND FOOT 91
Pelvic nutation 91
Genu recurvatum 91
Ankle equinus 92
Aetiology and presentations of ankle equinus 92
Classification of ankle equinus 92
Treatment of ankle equinus 93
Plantar flexed first metatarsal 93
Hallux limitus/rigidus 93
Aetiology of hallux limitus 93
Intrinsic factors 93
Extrinsic factors 93
Pathology of hallux limitus 94
Reduction in normal foot function, as the result of first ray anomalies 94
Pathophysiological effects of a reduced range of motion at the first metatarsophalangeal joint 94
Classification of hallux limitus 95
Clinical picture of hallux limitus 95
Gait and posture effects of structural hallux limitus 95
Pain associated with hallux limitus and hallux rigidus 97
Shoe-wear marks 97
Diagnosis and differential diagnoses 97
Treatment of hallux limitus and hallux rigidus 97
Conservative treatments 97
Surgical treatment of hallux limitus and hallux rigidus 98
Hallux flexus (acute hallux limitus) 98
Pathology of hallux flexus 98
Diagnosis of hallux flexus 98
Treatment of hallux flexus 98
Functional hallux limitus 99
Sagittal plane blockade 99
Hypermobile medial column/first ray 99
Metatarsus primus elevatus 99
Plantar-flexed fifth metatarsal 99
ABNORMALITIES OF ARCH HEIGHT 99
Pes planus 99
Classification of pes planus 99
Consequences of pes planus 100
Treatment of pes planus 100
Pes cavus 100
Aetiology of pes cavus 100
Treatment of pes cavus 100
TRANSVERSE PLANE ANOMALIES OF THE LOWER LIMB AND FOOT 100
Hallux abducto valgus 100
Normal anatomy of the first ray 101
Planar movements at the normal first metatarsophalangeal joint 103
Incidence of hallux abducto valgus 103
Aetiology of hallux abducto valgus 103
Factors that predispose to the development of hallux abducto valgus 103
Intrinsic factors 103
Extrinsic factors 103
Variants of normal foot anatomy 103
Metatarsus primus varus 103
Relative length of the first metatarsal 104
Decreased muscular function 104
Iatrogenic or idiopathic features 104
Pathology of hallux abducto valgus 104
Excessive or prolonged foot pronation 104
Pronation and supination in the first ray 104
Change in the orientation of the skeletal and soft tissue components that make up the first ray 104
The influence of the position of the sesamoid complex (Fig 4.13) 105
Dysfunction of soft tissue structures in hallux abducto valgus 105
Clinical picture in hallux abducto valgus 106
Clinical examination in hallux adducto valgus 106
Non-weight-bearing examination 106
Standing examination 108
Diagnosis of hallux abducto valgus 108
Treatment of hallux abducto valgus 109
Conservative and symptomatic management of nail and soft tissue pathologies 109
Orthotic therapy 109
Surgical correction of the forefoot deformity 109
OTHER FOOT DISORDERS 110
Osteochondrosis/osteochondritis 110
Classification 110
Aetiology 110
Diagnosis 110
Differential diagnosis 110
Treatment 110
Freiberg’s disease (Freiberg’s infraction) 111
Pathology 111
Clinical picture 111
Diagnosis and differential diagnosis 111
Treatment 112
Kohler’s disease 113
5 Circulatory disorders 145
CHAPTER CONTENTS 145
KEYWORDS 145
INTRODUCTION 146
ARTERIOSCLEROSIS (HARDENING OF THE ARTERIES) 146
ATHEROSCLEROSIS (MACROVASCULAR DISEASE) 146
Epidemiology 146
Pathology 146
RISK FACTORS 147
Modifiable factors 147
Smoking 147
Lipid disorders 147
Primary hyperlipidaemias 147
Secondary hyperlipidaemias 147
Diabetes mellitus 147
Hypertension 147
Obesity 147
Homocysteine 147
Haemostatic variables 148
Sedentary lifestyle 148
Dietary deficiencies of antioxidant vitamins and polyunsaturated fatty acids 148
Type A behaviour pattern (TABP) 148
Fixed factors 148
Age and sex 148
Family history 148
CLINICAL FEATURES 148
Intermittent claudication 148
Rest pain 149
DIAGNOSIS 149
ASSESSMENT OF SKIN BLOOD FLOW 150
CLINICAL MANAGEMENT 151
Risk reduction 151
Smoking 151
Elevated cholesterol 151
Glycaemic control 151
Blood pressure control 151
Obesity 151
Antiplatelet therapy 151
Elevated homocysteine 151
Drug therapy 151
Exercise therapy 151
Alternative therapies 151
Vascular intervention 151
ACUTE ARTERIAL OCCLUSION 152
VASCULITIS 152
Thromboangiitis obliterans (Buerger’s disease) 152
Epidemiology 152
Aetiology 152
Clinical features 152
Pathology 152
Differential diagnosis 152
Treatment 152
Prognosis 152
Polyarteritis nodosa 153
6 Neurological disorders in the lower extremity 159
CHAPTER CONTENTS 159
KEYWORDS 159
THE SPINAL CORD PATHWAYS AND CLINICAL EXAMINATION 160
Ascending pathways 160
Descending pathways 161
PERIPHERAL NERVE INJURY 161
PERIPHERAL ENTRAPMENT NEUROPATHIES 161
HEREDITARY MOTOR AND SENSORY NEUROPATHIES 165
SPINAL RADICULOPATHIES 166
CHARACTERISTICS OF CEREBELLAR LESIONS 166
CHARACTERISTICS OF BASAL GANGLIA LESIONS 167
Hyperkinetic dyskinesias 167
Huntington’s chorea 167
Sydenham’s chorea or St Vitus’ dance 167
Hypokinetic dyskinesias 168
Parkinsonism 168
CEREBRAL PALSY 168
AUTONOMIC NERVOUS SYSTEM 169
Sympathetic nervous system dysfunction in the lower extremity 169
DIABETIC PERIPHERAL NEUROPATHY 170
CHARCOT JOINT DISEASE 171
DISORDERS OF NEUROMUSCULAR TRANSMISSION 173
REFERENCES 174
FURTHER READING 174
Peripheral nerve injury 174
Low back pain 174
Hereditary motor and sensory neuropathies 174
Entrapment neuropathies 174
Cerebellar lesions 175
Basal ganglion disease 175
Cerebral palsy 175
Diabetic neuropathy 175
Complex regional pain syndrome 175
Myasathenic syndromes 175
7 Podiatry in the management of leprosy and tropical diseases 177
CHAPTER CONTENTS 177
KEYWORDS 177
INTRODUCTION 177
LEPROSY 177
Epidemiology 178
Classification 178
Neuropathy in tuberculoid leprosy 178
Neuropathy in lepromatous leprosy 178
Neuropathy in borderline (dimorphous) leprosy 179
The lower limb in Hansen’s disease 179
Anaesthesia 179
Factors associated with plantar ulceration 179
Motor paralysis 179
Claw toes 179
Extrinsic muscle paralysis 179
Pre-existing pathomechanical foot function 179
Tarsal disintegration 179
Absorption and pathological fractures 180
Autonomic impairment 180
Social and behavioural variables 180
Complications of ulceration 180
Secondary infection 180
Squamous-cell carcinoma 180
Treatment of pedal pathologies 181
Ulceration 181
The active phase of ulceration 181
The proliferative phase of ulceration 181
The maturation or remodelling phase of ulceration 182
Mal perforans 182
Enhancing the healing process 182
Infection control 182
Maintaining an optimal wound environment 182
Rest 182
Orthotic options 183
Case studies 183
TROPICAL DISEASES 184
Bacterial infections 185
Pyogenic infections 185
Aetiology and pathogenesis 185
Clinical findings and diagnosis 185
Management and treatment 185
Treponemal infections 186
Other bacterial infections manifesting on the foot 186
Mycobacterial infections 186
Aetiology and pathogenesis 186
Clinical findings and diagnosis 186
Fish-tank granuloma 186
Leprosy 187
Skin tuberculosis 187
Buruli ulcer 187
Management and treatment of mycobacterial infections 187
Bacterial mycetoma 187
Aetiology and pathogenesis 187
8 Musculoskeletal disorders 199
CHAPTER CONTENTS 199
KEYWORDS 199
INTRODUCTION 199
DEFINING RHEUMATOLOGY AND THE MUSCULOSKELETAL DISEASES 200
GENERAL EPIDEMIOLOGY OF RHEUMATIC CONDITIONS 200
BURDEN OF DISEASE 200
THE EPIDEMIOLOGY OF FOOT PROBLEMS GENERALLY AND IN RHEUMATOLOGY 200
A BRIEF OVERVIEW OF DEVELOPMENTS IN MEDICAL RHEUMATOLOGY 200
MEDICAL MANAGEMENT IN RHEUMATOLOGY – OVERVIEW ACROSS DISEASES 201
THE FOOT IN RHEUMATOLOGY – OVERVIEW ACROSS DISEASES 203
Assessing the foot 203
Management principles 204
Provision of foot health services – current provision, multidisciplinary involvement, surgery 204
Service provision 205
Education and self-management advice 205
General foot care, nail cutting, corn and callus reduction, provision of padding 205
High-risk management of the vasculitic or ulcerative foot 205
Extended scope practice and surgery 205
SPECIFIC DISEASES 206
Seropositive inflammatory arthritis 206
Rheumatoid arthritis 206
Definition 206
Epidemiology 206
Diagnosis 206
Pathology 206
Clinical course 206
Medical management 207
The foot in rheumatoid arthritis 207
Hindfoot 207
Midfoot 208
Forefoot 208
Subcutaneous lesions 210
Skin and nails 210
Vasculitis 210
Juvenile idiopathic arthritis 211
Definition 211
Epidemiology 211
Classification 211
Diagnosis 211
Pathology 211
Clinical course 211
Medical management 211
The foot in juvenile idiopathic arthritis 211
Polyarticular type 211
Enthesitis-related arthritis and psoriatic arthritis 212
Seronegative inflammatory arthritis: 212
Introduction – common features 212
Ankylosing spondylitis (inflammatory back pain) 212
Definition 212
Epidemiology 212
Diagnosis 212
Pathology 212
9 Metabolic disorders 231
CHAPTER CONTENTS 231
KEYWORDS 231
DIABETES MELLITUS 231
Type 1 diabetes 232
Type 2 diabetes 232
Secondary diabetes 232
Diagnosis 232
Clinical features 232
Treatment 232
Treatment of type 1 diabetes mellitus 232
Treatment of type 2 diabetes mellitus 233
Hypoglycaemia 233
Complications and control of diabetes 233
Eye disease 233
Background retinopathy 234
Proliferative retinopathy 234
Kidney disease 234
Neuropathy 234
Symmetrical sensory and autonomic neuropathy 234
Neuropathies that recover, mononeuropathies, radiculopathies and acute painful neuropathies 235
Pressure palsies 235
Symptomatic autonomic neuropathy 235
Symptoms 235
Diagnosis 235
Vascular disease 235
The diabetic foot 235
The neuropathic foot 236
Neuropathic ulcer 236
Complications of ulceration 236
Management of ulceration 236
Neuropathic (Charcot) joint 237
10 Management of high-risk patients 243
CHAPTER CONTENTS 243
KEYWORDS 243
AIMS IN MANAGING HIGH-RISK PATIENTS 244
PREVENTION OF COMPLICATIONS 244
History taking and assessment 244
General points regarding treatment 245
MANAGEMENT OF ESTABLISHED WOUNDS, INFECTION OR NECROSIS 245
Examination of the wound 245
Infection 246
Management of wounds 247
Desloughing and wound cleansing agents 247
Desloughing agents 247
Wound-cleansing agents and antiseptics 248
Antiseptics 248
Dressings 248
1. The ability to remove exudate 248
2. The ability to maintain humidity at the wound–dressing interface 248
3. Permeability of the dressing to gases 249
4. The ability to be impermeable to microorganisms 249
5. The ability to maintain a suitable temperature at the wound surface 249
6. The ability to maintain low adherence at the wound–dressing interface 249
7. The ability to be free from contaminants 249
8. The ability to maintain a suitable pH 249
9. Other factors, including patient acceptability, ease of application and comfort, and cost 249
Types of dressing for use in podiatric practice 249
Conventional dressings 249
Primary wound-dressing films 249
Semipermeable adhesive film dressings 249
Perforated film absorbent dressings 249
Low-adherent wound contact layers 250
Unmedicated 250
Medicated 250
Semipermeable hydrogels 250
Hydrocolloids 250
Alginate dressings 250
Polyurethane foams 250
Silver agents 250
Other dressings – the way forward? 250
OTHER ASPECTS OF MANAGEMENT 251
CONCLUSIONS 251
REFERENCES 252
FURTHER READING 252
11 Podiatric management of the elderly 253
CHAPTER CONTENTS 253
KEYWORDS 253
INTRODUCTION 253
NAIL CONDITIONS AND CARE 254
RISK FACTORS ASSOCIATED WITH THE DEVELOPMENT OF ULCERATION IN THE FEET AND LEGS 256
Health professionals involved in multidisciplinary care 256
Dietician 256
District nurse 257
Vascular specialist 257
MUSCULOSKELETAL CHANGES 257
Muscle tissue 257
Tendon and ligament 258
Management of change 258
FALLS IN OLDER PEOPLE 259
Risk factors associated with falls 259
What is the ideal footwear style for an older person? 260
POLYPHARMACY 261
Long-term disease and older people 261
QUALITY OF LIFE 261
DUTY OF CARE 262
Hypothermia risk 263
Dehydration 264
Dementia and depression 264
Osteoporosis and fracture 265
Incontinence 265
Malnutrition 266
CONCLUSION 266
ACKNOWLEDGEMENT 266
REFERENCES 266
FURTHER READING 268
12 Paediatric podiatry and genetics 269
CHAPTER CONTENTS 269
KEYWORDS 270
NORMAL GROWTH AND DEVELOPMENT 271
Knock-knee, bow leg and rickets 272
Rickets 272
Flat foot 273
Peak rates of growth 273
FOOTWEAR 273
Inadequate footwear 274
Plimsolls 274
Babywalkers 275
Fashion, peer-group pressure and economics 275
Trainers 275
FOOT TYPE 275
Low-arched and high-arched feet 276
INFECTIONS 276
Onychocryptosis (ingrowing toenail) 276
ANATOMICAL ANOMALIES 277
Sesamoid bones 277
Supernumerary bones 277
Tarsal coalition (peroneal spastic flat foot) 277
BIOMECHANICAL ANOMALIES/ABNORMALITIES 277
Acquired deformity 277
Mucopolysaccharidosis 277
Juvenile hallux abducto valgus 277
INJURIES 278
Juvenile hallux rigidus 278
CONGENITAL ABNORMALITIES 278
BASIC PRINCIPLES OF HUMAN GENETICS 278
GENETIC AND CONGENITAL DISORDERS 278
Chromosome abnormalities 279
Single-gene disorders 279
Multifactorial disorders 279
SYNDROMES 279
The lower limbs 279
Polydactyly 279
Syndactyly (webbed toes – zygodactyly) 279
ASSESSMENT OF A FAMILY WITH A GENETIC DISORDER 280
Drawing the family tree 280
Interpreting the family tree 280
OLIGODACTYLY 281
CONGENITAL OVERLAPPING FIFTH TOE (DIGITI MINIMI QUINTI VARUS) 281
CURLY TOES 281
CONGENITAL FLEXED TOE 281
METATARSUS ADDUCTUS 281
HALLUX VARUS 282
CONGENITAL TALIPES EQUINOVARUS: CLUBFOOT 282
TALIPES CALCANEOVALGUS 283
VERTICAL TALUS (ROCKER BOTTOM FOOT) 283
ONYCHOGRYPHOSIS 283
ARTHROGRYPOSIS MULTIPLEX CONGENITA 283
CONGENITAL CONSTRICTION BAND SYNDROME 283
POSTURAL ANOMALIES/ABNORMALITIES 283
SURGICAL/MEDICAL CONDITIONS 283
Leg-length discrepancy 283
Linear scleroderma 284
Localised scleroderma (morphea) 284
Pes cavus 284
Sever’s disease (calcaneal apophysitis) 285
Kohler’s disease of the navicular 285
Freiberg’s disease 285
Stress fracture of a metatarsal (march or fatigue fracture) 285
Diabetes 285
Poliomyelitis 285
Spina bifida cystica 286
Cerebral palsy 286
Muscular dystrophies 286
Duchenne muscular dystrophy 287
Hypermobility syndrome 287
Ehlers–Danlos syndrome 288
Limb pain of childhood with no organic disease 288
Juvenile idiopathic arthritis (juvenile chronic arthritis) 288
Psoriatic arthritis 288
Raynaud’s phenomenon 289
Haemophilia 289
Turner’s syndrome 290
Down’s syndrome (trisomy 21) 290
Tuberous sclerosis 291
DERMATOLOGICAL CONDITIONS 291
EXAMINATION AND ASSESSMENT 291
Observe gait and posture with footwear 292
Subjective questioning of child and/or parent 292
Measure feet, measure footwear 292
Examine footwear 292
Visual examination of foot for skin, nail, soft-tissue and bony lesions 292
Physical examination of lesions as required 293
Physical examination of range, quality and direction of motion in all joints of the foot 293
Biomechanical assessment, including examination for forefoot/rearfoot malalignment 293
Observe and assess barefooted gait and general posture 293
Comparison 293
Diagnosis 293
Produce a management plan 293
Written information 294
MANAGEMENT 294
Footwear advice and prescription 294
Passive and active exercises 295
Orthoses for passive and dynamic use 295
Night splints 295
Silicone 296
Casted foot orthoses 296
THE ROLE OF THE PAEDIATRIC PODIATRIST 296
REFERENCES 296
FURTHER READING 296
13 Sports medicine and injuries 297
CHAPTER CONTENTS 297
KEYWORDS 298
INTRODUCTION 298
ATHLETIC PROFILE AND HISTORY TAKING 298
Past treatment history 299
CHRONIC OR OVERUSE INJURIES 300
Physical factors 300
Psychological factors 301
Patient constraints 301
RUNNING 303
The four phases of running 303
The walking–running cycle 303
Marathon running 305
CHILD AND ADOLESCENT SPORTS 306
FOOTBALL – SOCCER 308
GYMNASTICS 309
BASKETBALL 309
BOWLING 310
TENNIS 310
GOLF 311
AMERICAN FOOTBALL 311
RUGBY 312
STEP/BENCH AEROBICS 312
BALLET AND DANCE 313
Tendinitis 314
Posterior and anterior impingement syndrome of the ankle 314
Shin splints 314
Ankle sprains and toe sprains 315
Stress fractures 315
Hallux limitus 315
Bunion deformities 315
Neuromas 315
Nail problems 315
BASEBALL 315
SKIING 316
Cross-country skiing 317
SNOWBOARDING 317
FOREFOOT INJURIES 317
Metatarsalgia 318
Capsulitis 318
Bursa formation and bursitis 318
Sesamoiditis and fracture 318
Metatarsal stress fractures 319
Osteochondritis dissicans – Freiberg’s infraction 321
Morton’s neuroma 322
Hallux limitus and rigidus 324
Bunion deformity in the athlete 326
Tailor’s bunion 327
REARFOOT INJURIES 328
Infracalcaneal heel pain 328
Ankle equinus 331
Achilles tendon injuries 331
Partial rupture of the Achilles tendon 334
Acute complete rupture of the Achilles tendon 334
Insertional Achilles tendinitis and calcific tendinosis 336
Retrocalcaneal exostosis (Haglund’s deformity) 338
ANKLE INJURIES 339
Anatomy 340
LEG INJURIES 344
Chronic leg pain in the athlete 344
Tibial fasciitis – shin splints 344
Treatment 345
Stress fracture of the tibia and fibula 345
Acute and chronic compartment syndrome 347
Anatomy 348
Muscle soreness 349
Muscle cramps 349
Muscle herniations 349
Posterior tibial tendon dysfunction in the athlete 349
Anatomy 349
Aetiology 350
History, physical examination and clinical findings 350
Fibular (peroneal) tendinitis and tenosynovitis 353
Subluxing fibularis (peroneus) tendons 353
Overuse knee injuries 354
Definition 354
Symptoms 354
Signs 354
Treatment 355
Biomechanical causes of knee injuries 355
The patellofemoral joint 355
Patellofemoral problems in runners 356
Chondromalacia patellae 356
Knee plica 357
Iliotibial band friction syndrome 357
Popliteus tendinitis 358
Hamstring tendinitis 359
Groin injury/strain 359
LEG-LENGTH DISCREPANCY 360
THE FEMALE ATHLETE TRIAD 360
SPORTS SHOES 361
Shoe manufacture 361
Lasts 361
Shape of the last 361
Other factors 362
The heel counter 362
The tongue 362
Insole 362
Outsole 362
Midsole 362
Upper 362
Scientific evaluation 362
Features of a good sports shoe 362
REFERENCES 363
14 Basic biomechanics of gait 371
CHAPTER CONTENTS 371
KEYWORDS 371
INTRODUCTION 371
CONTACT FORCES AND ATTRACTION FORCES 372
Mass and weight 372
Units of force 372
Scalars and vectors 373
CENTRE OF GRAVITY 373
MUSCULOSKELETAL SYSTEM FUNCTION 373
STABILITY 374
CENTRE OF PRESSURE 374
LOAD, STRAIN, AND STRESS 375
Tension stress 375
Compression stress 376
Shear stress 376
GAIT CYCLE 376
Trajectory of the centre of gravity 376
Ground reaction force 376
Components of the ground reaction force 377
Path of the centre of pressure 378
GAIT ANALYSIS 378
Diagnosis of gait disorders 378
Qualitative gait analysis 379
Quantitative gait analysis 380
REFERENCES 385
15 Structure and function of the foot 387
CHAPTER CONTENTS 387
KEYWORDS 387
INTRODUCTION 387
SKELETON OF THE FOOT 387
MOVEMENTS OF THE ANKLE AND FOOT 388
Ankle joint 388
Subtalar joint 389
Pronation and supination 389
ARCHES OF THE FEET 390
Passive arch support 390
Active arch support 392
Interaction of the arch support mechanisms 392
THE WINDLASS MECHANISM OF THE FOOT 392
STRUCTURAL ADAPTATION OF THE MUSCULOSKELETAL SYSTEM 393
Structural adaptation in bone 394
The chondral modelling phenomenon 394
Modelling of metaphyses and epiphyses 394
Modelling of articular surfaces 394
REFERENCES 395
16 Clinical therapeutics 397
CHAPTER CONTENTS 397
KEYWORDS 398
THE THERAPEUTIC MANAGEMENT OF SUPERFICIAL LESIONS 398
Operating 398
Medicaments 398
Dressings 399
Padding and strapping 399
Review periods 399
Case records 399
CONTROL AND TREATMENT OF THE HYPERKERATOSES 400
Pathological callus 400
Postoperative antisepsis 400
Emollients 400
Astringents 400
Silicone implants 400
Heloma durum (hard corn) of the digits 401
Heloma durum (hard corns) on the plantar metatarsal area 401
Interdigital heloma 402
Vascular and neurovascular heloma 402
Heloma miliare (seed corns) 402
Palmoplantar hyperkeratosis 402
SHORT-TERM PADDING THERAPY 402
Digital padding for the lesser toes 402
Plantar metatarsal padding 404
THE TREATMENT OF VERRUCA PEDIS 405
The treatment of verrucae 406
Chemical cautery 406
Disadvantages of treatment with chemical therapy 407
Therapeutic agents for chemical cautery 407
Salicylic acid 407
Monochloroacetic acid 408
Trichloroacetic acid 408
Potassium hydroxide 408
Single-treatment techniques 409
Cryotherapy 409
Electrosurgery and radiosurgery using cutting, coagulation, desiccation and fulguration 410
Background 410
Electrosurgical physics 411
Equipment 411
Safety 412
Patient selection 412
Procedures 412
Electrosurgical treatment of verrucae 413
Nail bed ablation 413
Suggested procedure for desiccation of heloma durum (hard corn) 413
INFLAMMATORY CONDITIONS 414
Perniosis (erythema pernio, chilblains) 414
Ulceration 415
TREATMENT OF DISORDERS OF THE SWEAT GLANDS 415
Hyperhidrosis 415
Anhidrosis 416
TREATMENT OF FUNGAL INFECTIONS 416
Tinea pedis 416
Clinical features of tinea pedis 417
Treatment 417
Undecenoic acid 417
Tolnaftate 417
The imidazoles 418
Tea tree oil 418
Tinea unguium (onychomycosis) 418
Clinical features of tinea unguium 418
Candidosis 419
PHYSICAL THERAPY 419
Heat and cold 419
Heat 419
Physiological effects 419
Increased blood supply 420
Generalised effects of heating 420
Heat therapy 420
Infrared radiation 420
Ultrasound 421
Cold 422
Cryotherapy/cold therapy 422
Ice packs 422
Cold sprays 422
FOOTBATHS 422
Methods of application 423
Cold footbaths 423
Contrast footbaths 423
Warm water footbaths 423
Hypertonic footbaths 423
Antiseptic astringent footbaths 423
LASERS 423
Properties of laser light 423
The effect of laser light 424
Safety 424
Treatment technique 424
Contraindications 424
Laser in patient management 424
MAGNETOPULSE 425
Contraindications 425
Operation of magnetopulse equipment 425
Method: machine with two pads 426
Method: machine with four pads 426
Indications 426
NON-THERMAL ELECTROTHERAPY 426
Faradism – muscle stimulation 426
Technique 426
Electrodes 426
Interferential 427
Relief of pain 427
Motor stimulation 427
Technique 427
Contraindications 427
ACUTE AND CHRONIC INFLAMMATORY CONDITIONS 427
Tension strappings 427
Medial support 428
Lateral support 428
Neutral support 428
Valgus padding 428
17 Orthoses 435
CHAPTER CONTENTS 435
KEYWORDS 435
PRINCIPLES OF MANAGEMENT 437
REPLACEABLE PADS 437
ELASTIC ANKLETS AND BRACELETS 438
INSOLES 439
Non-casted insoles 439
Casted insoles 439
FUNCTIONAL ORTHOSES 440
The Root paradigm 440
The sagittal plane paradigm 441
The proprioceptive, preferred- motion-pathway paradigm 442
The tissue-stress paradigm 442
Paradigms in practice: reconciling the controversy of foot function paradigms 442
Material choice and casting techniques 443
Custom versus prefabricated orthoses 444
CAD–CAM orthoses 444
Prescription writing for CAD-CAM direct-milled orthoses 444
Types of orthosis 445
Prescription variations 445
Flexibility 445
Heel-cup height 445
Width 445
Postings 445
Accommodations 446
Problem solving 446
Devices do not fit shoes 446
Devices cut into the lateral side of the heel 446
First metatarsal irritation 446
Devices are too tight at the heel 446
Irritation in the area of the medial longitudinal arch 446
Insufficient control 446
EEC DIRECTIVE ON THE MANUFACTURE OF ORTHOSES 446
SILIPOS 446
HEEL ORTHOSES 447
LATEX TECHNIQUE 447
DIGITAL APPLIANCES FOR THE LESSER TOES 447
SILICONES 448
THERMOPLASTICS 448
Hot-water plastics (Polyform, Aquaplast Hexcelite, X-Lite Plus) 450
Low-temperature moulding 450
Chairside technique 450
Rapid remoulding 450
No waste 450
Complex construction 450
Hexcelite (X-Lite Plus) 450
CONCLUSION 451
REFERENCES 451
18 Footwear 453
CHAPTER CONTENTS 453
KEYWORDS 454
INTRODUCTION 454
FUNCTION OF FOOTWEAR 455
Primary function 455
Secondary functions 455
Completing a fashion 455
Conducting specific tasks 455
Compensating for an abnormality 455
PARTS OF A SHOE 455
The upper 456
The toe box 456
The toe cap 456
The vamp 456
The tongue 456
The quarters 457
The sole 457
The insole 457
Bottom fillings 457
The welt 457
The outsole 457
The subsidiary parts 457
The heel 457
The shank 458
The counter 458
The backstay 458
FEATURES OF A GOOD-FITTING SHOE 458
Good retaining medium 458
Close-fitting medial and lateral quarters 459
Adequate width and depth in the toe box 460
Correct length 460
Correct width fitting 461
Adequate heel seat 461
Heel height no greater than 2 inches (5 cm) 461
Broad heel base in contact with the ground 462
Upper material made of leather or other natural material 462
FOOTWEAR AND LAST TERMINOLOGY 462
Tread line 462
Toe spring 462
Rigidity of the outsole 463
Style of shoe 463
Heel height 463
Heel pitch 463
Flare 463
DESIRABLE FEATURES OF FOOTWEAR FOR SPECIFIC FOOT CONDITIONS 464
Hallux abducto valgus 464
Hallux limitus/rigidus 464
The short, broad foot 464
The long, mobile foot 464
The highly arched foot 464
The foot of the patient with rheumatoid arthritis 464
The foot of the patient with diabetes 464
SIZE SYSTEMS AND SYSTEMS OF MEASUREMENT 465
The English size system 465
The Continental size system 465
COMMON FOOTWEAR STYLES 465
Tie lace 465
The Oxford shoe 465
The Derby shoe 466
The moccasin-style shoe 466
The sandal 466
The court shoe 466
Sports shoes 467
Boots 467
WEAR MARKS AS AN AID TO DIAGNOSIS 467
Normal wear 467
The outsole and heel 467
The insole (sock lining) 467
The lining of the upper 467
19 Pain control 479
CHAPTER CONTENTS 479
KEYWORDS 479
DEFINITION 479
ANATOMY 480
SOMATIC PAIN 480
PHYSIOLOGY 481
Peripheral nociceptor level 481
Spinal level 481
Supraspinal level 482
Neuropathic pain 482
PRINCIPLES OF PAIN MANAGEMENT 483
THE WORLD HEALTH ORGANIZATION (WHO) THREE-STEP ANALGESIC LADDER 483
Step 1 483
Step 2 484
Step 2 to 3 484
Step 3 485
ADJUVANT ANALGESICS 485
ANTIDEPRESSANTS 485
ANTICONVULSANTS 485
ANTIARRHYTHMICS 485
TOPICAL DRUGS 485
NMDA RECEPTOR ANTAGONISTS 485
REGIONAL ANALGESIA 486
PHYSICAL THERAPY 486
PSYCHOLOGY 486
SPECIFIC CHRONIC PAIN CONDITIONS OF THE LOWER LIMB 486
Complex regional pain syndrome 486
REFERENCES 487
FURTHER READING 487
20 Local anaesthesia 489
CHAPTER CONTENTS 489
KEYWORDS 489
INTRODUCTION AND BACKGROUND 489
BASIC CHEMISTRY AND PHARMACOLOGY 490
Membrane electrophysiology 490
CHOICE OF LOCAL ANAESTHETIC AND DOSAGE 490
Bupivacaine 492
Levobupivacaine 492
Etidocaine 492
Lidocaine 492
Mepivacaine 492
Prilocaine 492
Ropivacaine 493
LOCAL AND SYSTEMIC COMPLICATIONS AND TOXICITY 493
Local effects 493
Systemic effects 493
Central nervous system (CNS) 493
Cardiovascular system 494
Allergic reaction 494
Hepatic and renal function 494
Pregnancy 494
Drug interactions 494
LOCAL ANAESTHETICS IN PRACTICE 494
SPECIFIC SITES 495
Local infiltration 495
The digital block 495
The ray block 497
Posterior tibial nerve 497
The sural nerve (root index S1/S2) 497
Saphenous nerve (root index L3/L4) 497
The superficial peroneal (fibular) nerves (root index L4/L5, S1) 498
The deep peroneal (fibular) nerve (root index L4/L5, S1/S2) 498
The popliteal block 498
REFERENCES 499
FURTHER READING 500
21 Nail surgery 501
CHAPTER CONTENTS 501
KEYWORDS 501
PHENOLISATION 501
Phenol 501
History 502
THE PHENOLISATION TECHNIQUE 502
Total nail avulsion 502
Partial nail avulsion 503
Postoperative management 504
SURGICAL PROCEDURES 504
Winograd procedure 505
Zadik’s procedure 505
Frost procedure 505
Terminal Syme’s amputation 505
AVULSION USING UREA 506
TREATMENT OF SUBUNGUAL EXOSTOSIS 506
REFERENCES 507
22 Diagnostic imaging 509
CHAPTER CONTENTS 509
KEYWORDS 509
INTRODUCTION 509
IMAGING MODALITIES 510
MAGNETIC RESONANCE IMAGING 510
ULTRASOUND 510
IMAGING MODALITIES UTILISING IONISING RADIATION: SAFETY AND LEGISLATION 511
COMPUTERISED TOMOGRAPHY 512
FLUOROSCOPY 512
NUCLEAR MEDICINE IMAGING 512
PLAIN RADIOGRAPHY 514
COMMON RADIOGRAPHIC PROJECTIONS 514
The dorsoplantar projection (also known as the anteroposterior view) 515
Lateromedial oblique projection 515
Mediolateral oblique projection 515
Lateral projections 515
Digital projections 516
Sesamoid positioning 516
Tarsal and ankle projections 517
RADIOGRAPHIC CHARTING 518
RADIOGRAPHIC ASSESSMENT AND INTERPRETATION 519
DEVELOPMENTAL VARIANTS: NORMAL AND ABNORMAL 523
OSTEOCHONDRITIS OR OSTEONECROSIS? 525
BONE TUMOURS 525
BONES, JOINTS AND CONNECTIVE TISSUES 528
FRACTURES 529
REFERENCES 530
23 Podiatric surgery 533
CHAPTER CONTENTS 533
KEYWORDS 533
INTRODUCTION 534
PATIENT SELECTION FOR SURGERY 534
PATIENT CONSENT 535
DIGITAL DEFORMITIES 535
Flexor stabilisation 536
Flexor substitution 536
Extensor substitution 536
Adducto varus deformity 536
Mallet toe 536
Surgical treatment 536
Excisional arthroplasty 536
Arthrodesis 536
Digital amputation 537
HALLUX VALGUS 537
Procedures 537
Simple bunionectomy 537
Distal metaphyseal procedures 537
Midshaft procedures 537
Basal procedures 538
Hallux procedures 539
Evaluation 539
HALLUX VALGUS SYNDROME 540
MORTON’S NEUROMA 542
LESSER METATARSAL OSTEOTOMIES 542
HALLUX RIGIDUS 543
SESAMOID PROBLEMS 543
SKIN PLASTIES 544
REARFOOT SURGERY 544
SUTURE MATERIALS 544
SUTURE TECHNIQUES 544
Simple interrupted sutures 544
Mattress sutures 544
Cross-over sutures 545
Continuous sutures 545
TISSUE HANDLING 545
POSTOPERATIVE DRESSINGS 545
The inner or contact layer 546
The middle layer 546
The outer layer 546
The surface layer 546
When to re-dress 546
POSTOPERATIVE COMPLICATIONS 546
Infection 546
Swelling 547
Dehiscence 547
Haematoma 547
Joint stiffness 548
Hypertrophic scarring 548
Transfer metatarsalgia 548
Avascular necrosis 548
Chronic regional pain syndrome 549
REFERENCES 549
24 Principles of infection control 551
CHAPTER CONTENTS 551
KEYWORDS 551
INFECTION TERMINOLOGY 552
Pathogen 552
Infection 552
Infective dose 552
Colonisation 552
Carriers 552
Sources of infection 552
Vehicles of infection 552
Cross-infection 552
Portals of entry 552
Portals of exit 553
Normal flora of the body 553
CHIEF SOURCES AND RESERVOIRS OF INFECTION 553
Endogenous sources 553
Exogenous sources 553
Infected or colonised people 553
Infected or colonised animals 553
Environmental sources and reservoirs 553
TRANSMISSION OF INFECTION 554
Direct transmission 554
Indirect transmission routes 554
Transmission by clinical items 554
Airborne transmission 554
Transmission by animals 554
Faecal transmission 554
HEPATITIS B VIRUS (HBV), HEPATITIS C VIRUS (HCV) AND HUMAN IMMUNODEFICIENCY VIRUS (HIV) INFECTIONS 554
Hepatitis B and hepatitis C viruses (HBV and HCV) 555
HIV and AIDS 555
Implications for podiatrists 555
VARIANT CREUTZFELDT–JAKOB DISEASE 556
INFECTION CONTROL 556
Terminology 556
Sterilisation 556
Disinfection 556
Antisepsis 556
Asepsis 556
STRATEGIES AND METHODS OF CONTROL 556
Elimination of sources and reservoirs 557
Disruption of transmission routes 557
Cleaning 557
Disinfection 558
Disinfection by hot water 558
Disinfection by chemicals 558
Types of chemical disinfectant 559
Phenolic compounds 559
Chlorine compounds 559
Iodine compounds 559
Alcohols 559
Biguanide compounds 559
Triclosan (2,4,4´-trichloro-2´-hydroxydiphenylether) 559
Quaternary ammonium compounds 559
Glutaraldehyde 560
Hexachlorophane 560
Disinfection of specific items 560
Skin disinfection 560
Hands 560
Patients’ skin 560
Sterilisation 561
Steam at increased pressure 561
Dry heat 561
Glass bead sterilisers 561
FURTHER MICROBIOLOGICAL ASPECTS OF CLINICAL WORK 561
Protective clothing 561
Aseptic technique 562
Sterile fields 562
Dressing changes 562
Waste disposal 562
Operating rooms 562
Laboratory specimens 563
INFECTION-CONTROL POLICIES 563
REFERENCES 563
FURTHER READING 564
25 Medical emergencies in podiatry 565
CHAPTER CONTENTS 565
KEY WORDS 565
CLINICAL ASSESSMENT 565
CLINICAL MONITORING 566
EMERGENCY DRUGS AND EQUIPMENT 566
PREDICTABLE EVENTS 567
Cardiovascular: angina (ischaemic heart disease)/myocardial infarction 567
Hypertension 568
Dysrhythmia 568
Heart valves/stents 568
Respiratory 568
Asthma 568
Chronic obstructive pulmonary disease 568
Endocrine 568
Diabetes 568
Hypoglycaemia 569
Hyperglycaemia 569
Hepatic/renal 569
Renal failure 569
Hepatic disease 569
Central nervous system 569
Transient ischaemic attack/stroke 569
Epilepsy 569
Minor fits 569
Major fits 569
UNPREDICTABLE EVENTS 569
Vasovagal syncope 570
Cardiac arrest 570
Allergy/anaphylaxis 571
Local anaesthetic toxicity 571
SUMMARY 572
FURTHER READING 572
26 Evolution and its influence on human foot function 573
CHAPTER CONTENTS 573
KEY WORDS 573
INTRODUCTION 573
SOME LARGE-SCALE DIFFERENCES BETWEEN THE HOMINOIDEA 575
A comparison of gait cycles 575
The functional adaptation of the midtarsal joint and the medial and lateral columns 575
The functional transformation of the subtalar joint 576
Orientation of the medial metatarsal–cuneiform joint 576
Relative robusticity of the metatarsals 577
Torsion of the metatarsal shafts 577
Morphology of the metatarsal heads 577
EVOLUTIONARY BASIS FOR SOME CLINICAL DISORDERS OF THE HUMAN FOOT 578
REFERENCES 578
27 Health promotion and patient education 581
CHAPTER CONTENTS 581
KEYWORDS 581
INTRODUCTION 581
THE PODIATRIST’S ROLE AS A HEALTH PROMOTER/EDUCATOR 582
PATIENT EDUCATION 583
EVIDENCE-BASED PRACTICE 585
CONCLUSIONS 585
REFERENCES 586
28 Clinical governance 589
CHAPTER CONTENTS 589
KEYWORDS 589
INTRODUCTION 589
CHRONOLOGY 589
BACKGROUND 591
ASPECTS 591
Quality planning 592
Workforce planning and developing the workforce 592
Information technology 593
Research 593
Poor performance 593
Learning from experience 593
Risk management 594
Consent and informed consent 594
REFERENCES 594
29 Health and safety in podiatric practice 595
CHAPTER CONTENTS 595
KEYWORDS 595
INTRODUCTION 596
EFFECTIVE MANAGEMENT 597
SUCCESSFUL HEALTH AND SAFETY MANAGEMENT 597
SAFETY CULTURE 597
SAFE SYSTEMS OF WORK 597
LEGAL DUTIES 598
THE EMPLOYER’S RESPONSIBILITY TO VARIOUS PARTIES 599
Employees 599
Responsibilities of employees 599
Trainees (i.e. student podiatrists on work experience or a placement) 599
Health surveillance 599
Visitors and the general public 599
Trespassers 600
HEALTH AND SAFETY POLICY 600
General statement of intent 600
Health and safety at work responsibilities 600
Administration of health and safety at work 600
RISK ASSESSMENTS 600
Record-keeping requirements 601
Safe systems of work 601
Accident procedures 601
Working environment 601
Control of chemicals 601
Fire safety 601
Physical agents/stored energy 602
Plant and equipment 602
Handling operations 602
Risk assessment 602
Principles of risk assessment 602
Problem-solving and decision-making 602
Evaluation and expression of risk 603
Residual risk 603
Expressions to identify risk 603
Principles for risk control 603
Basis for assessment 603
Five steps to risk assessment 604
Step 1. Look for hazards 604
Step 2. Decide who might be harmed, and how 604
Step 3. Evaluate the risks from the hazards and decide whether existing precautions are adequate or whether more is required 604
Step 4. Record findings 604
Step 5. Review assessments on a regular basis and revise when necessary 604
Using risk factors to evaluate risk 604
Likelihood of occurrence rating 605
Expressing priorities for risk control 605
Limits of reasonable practicability 605
So far as is practicable 605
Refinement of risk factors to help apply control principles 605
Checklist for risk assessments 605
Generic risk assessments 605
LEGAL REQUIREMENTS WHERE RISK ASSESSMENT IS SPECIFIED – SPECIFIC RISKS 606
Noise at Work Regulations 2005 606
Health and Safety (Display Screen Equipment) Regulations 1992 (as amended 2002) 606
Manual Handling Operations Regulations 1992 (as amended 2002) 606
Personal Protective Equipment at Work Regulations 1992 (as amended 2005) 606
Control of Substances Hazardous to Health Regulations 2002 606
Management of Health and Safety at Work (Amendment) Regulations 1999 606
The Regulatory Reform (Fire Safety) Order 2005 606
Health and Safety (First Aid) Regulations 1981 606
REFERENCES 606
Index 607
A 607
B 608
C 608
D 609
E 609
F 610
G 611
H 611
I 612
J 612
K 612
L 612
M 613
N 613
O 614
P 614
Q 615
R 615
S 616
T 617
U 618
V 618
W 618
X 618
Y 618
Z 618
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