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Function Preservation in Laryngeal Cancer, An Issue of Otolaryngologic Clinics of North America, E-Book

Function Preservation in Laryngeal Cancer, An Issue of Otolaryngologic Clinics of North America, E-Book

Babak Sadoughi

(2015)

Additional Information

Abstract

Cancers of the larynx, while survival outcomes increase, result in massive treatment damage from radiation and surgery. Patients often lose ability to speak and to eat. Preserving the larynx is a fine balance of cancer eradication, life extension, and quality of life. This issueof Otolaryngologic Clinics led by Dr Babak Sadoughi should be of interest to Otolaryngologists, Oncologists, Radiologists, and Speech Therapists. The issue approach reaches all the most important aspects of diagnosing and treating the patient with laryngeal cancer with a focus on preserving the voice in early laryngeal cancer and preserving and restoring function in advanced laryngeal cancer. Topics include: Functional Anatomy and Oncological Barriers of the Larynx; Evaluation of the Dysphonic Patient; Role of Advanced Laryngeal Imaging in Glottic Cancer; Laryngeal Function after Radiation Therapy; Management of Dysphonia after Radiation Therapy; Contemporary Surgical Management of Early Glottic Cancer; Voice Prognosis after Transoral Laser Microsurgery of the Larynx; Voice Rehabilitation after Transoral Laser Microsurgery of the Larynx; Quality of Life after Conservation Surgery for Laryngeal Cancer; Salvage Conservation Surgery of the Larynx; Airway Preservation in Ablative Laryngeal Surgery; Voice Restoration after Total Laryngectomy. A special article for Residents, written by a Resident, emphasizes essential "take home messages" for laryngeal function preservation diagnosis and treatment.

Table of Contents

Section Title Page Action Price
Front Cover Cover
Program Objective iii
Learning Objectives iii
Accreditation iii
Disclosure of Conflicts of Interest iii
Unapproved/Off-Label Use Disclosure iii
To Enroll iii
Method of Participation iv
CME Inquiries/Special Needs iv
Contributors v
Editor v
Authors v
Contents ix
Preface: Function Preservation in Laryngeal Cancerxv ix
Diagnosing Laryngeal Cancer ix
Functional Anatomy and Oncologic Barriers of the Larynx533 ix
Evaluation of the Dysphonic Patient (in: Function Preservation in Laryngeal Cancer)547 ix
Role of Advanced Laryngeal Imaging in Glottic Cancer: Early Detection and Evaluation of Glottic Neoplasms565 ix
Preserving Voice in Early Laryngeal Cancer x
Laryngeal Function After Radiation Therapy585 x
Management of Dysphonia After Radiation Therapy601 x
Contemporary Surgical Management of Early Glottic Cancer611 x
Voice Outcomes of Transoral Laser Microsurgery of the Larynx627 x
Voice Rehabilitation After Transoral Laser Microsurgery of the Larynx639 xi
Preserving and Restoring Function in Advanced Laryngeal Cancer xi
Quality of Life After Conservation Surgery for Laryngeal Cancer655 xi
Salvage Conservation Laryngeal Surgery After Radiation Therapy Failure667 xi
Transoral and Transcervical Surgical Innovations in the Treatment of Glottic Cancer677 xii
Voice Restoration After Total Laryngectomy687 xii
Transcervical Conservation Laryngeal Surgery: An Anatomic Understanding to Enhance Functional and Oncologic Outcomes703 xii
Function Preservation in Laryngeal Cancer xv
Functional Anatomy and Oncologic Barriers of the Larynx 533
Key points 533
Introduction 533
Laryngeal anatomy 533
Laryngeal Regions 533
Borders of the Larynx 534
Laryngeal Spaces 534
Potential Spaces 534
Laryngeal Structures 535
Cartilage and membranes 535
Muscles 535
Mucosa and submucosal layers 536
Barriers and pathways to tumor spread 536
Embryologic Barriers 536
Anatomic Barriers and Facilitators to Tumor Spread 537
Fibrous barriers to tumor spread 537
Cartilaginous barriers to tumor spread 538
Soft tissue space 540
Venous structures 540
Muscle 540
Anterior commissure 541
Chemical Activators 542
Summary 543
References 543
Evaluation of the Dysphonic Patient (in: Function Preservation in Laryngeal Cancer) 547
Key points 547
Introduction 547
History 549
Office examination 551
Voice evaluation measures 556
Patient-based psychosocial impact 556
Auditory perceptual measures 556
Acoustic measures 558
Aerodynamic measures 560
Diagnostic specimen 561
Summary 561
References 562
Role of Advanced Laryngeal Imaging in Glottic Cancer 565
Key points 565
Introduction 565
Indirect laryngoscopy 566
Videostroboscopy 567
High-speed imaging 567
Videokymography 568
Optical coherence tomography 569
Autofluorescence 571
Biologic endoscopy techniques 573
Contact Endoscopy and Confocal Endomicroscopy 573
Raman Spectroscopy 574
Narrow Band Imaging 575
Computed tomography, MRI, PET, and ultrasound 576
Computed Tomography 576
MRI 577
PET 577
Ultrasound 578
Summary 579
References 579
Laryngeal Function After Radiation Therapy 585
Key points 585
Introduction 585
Definition: what is the function of the larynx? 586
Physiopathology 587
Diagnosis of laryngeal dysfunction after radiation therapy 588
Voice outcomes 589
Dysphagia outcomes 591
Feeding Tube Dependence 591
Aspiration 592
Stricture 592
Quality of Life 593
Strategies for prevention of laryngeal dysfunction 593
Summary 594
References 594
Management of Dysphonia After Radiation Therapy 601
Key points 601
Introduction 601
Patient evaluation overview 602
Management goals 604
Behavioral treatment options 604
Pharmacologic treatment options 605
Surgical treatment options 605
Summary 606
References 607
Contemporary Surgical Management of Early Glottic Cancer 611
Key points 611
Introduction 611
Patient evaluation 612
Transoral laser microsurgery 613
Resection Margins 613
Local Control and Organ Preservation 615
Anterior Commissure 616
Complications of Transoral Laser Microsurgery 616
Robot-assisted transoral laryngeal surgery 617
Open surgery 617
Evaluation of outcome 619
Summary 620
References 620
Voice Outcomes of Transoral Laser Microsurgery of the Larynx 627
Key points 627
Introduction 627
When to evaluate voice after transoral laser microsurgery 628
How is voice subjectively after transoral laser microsurgery? 629
How is voice-related quality of life after transoral laser microsurgery? 630
What are the objective acoustic results after transoral laser microsurgery? 631
What are the objective aerodynamic results after transoral laser microsurgery? 632
What are the factors involved in voice quality after transoral laser microsurgery? 632
How does voice after transoral laser microsurgery compare with voice after radiation therapy? 633
Summary 634
References 634
Voice Rehabilitation After Transoral Laser Microsurgery of the Larynx 639
Key points 639
Materials and methods 640
Patients 640
Voice Assessment Tools 641
Medialization Thyroplasty 641
Surgery for Anterior Synechiae (Lichtenberger Technique) 642
Results 644
Medialization Thyroplasty 645
Anterior Synechial Surgery 646
Discussion 646
Six-Month Interval 647
Injection 647
Voice Assessment 647
Open Surgery: Flaps and Laryngofissure 648
Medialization Thyroplasty 648
Synechiae of the anterior larynx 648
Mitomycin C 649
Speech Therapy 649
Anesthetic Considerations 649
Summary 650
References 650
Quality of Life After Conservation Surgery for Laryngeal Cancer 655
Key points 655
Overview 655
Importance of Quality of Life in the Management Algorithm 656
Relevant problems 656
Impact of Total Laryngectomy on Quality of Life 656
Morbidity of Radiation Therapy 657
The transoral alternative 657
Transoral Laser Microsurgery 657
Early Glottic Carcinoma 658
Clinical outcomes of open partial laryngectomy 658
Oncologic Outcomes 658
Quality of Life Outcomes 659
Advanced and recurrent laryngeal carcinoma 661
Summary 662
References 662
Salvage Conservation Laryngeal Surgery After Radiation Therapy Failure 667
Key points 667
Introduction 667
What is conservation laryngeal surgery? 668
Strategy of conservation laryngeal surgery after radiation therapy failure: when, for which tumors, and why? 670
Functional rehabilitation after salvage conservation laryngeal surgery for radiation therapy failure 671
Summary 672
References 673
Transoral and Transcervical Surgical Innovations in the Treatment of Glottic Cancer 677
Key points 677
Early glottic cancer 677
Background 677
Endoscopic Angiolytic Potassium Titanyl Phosphate Laser Treatment of Early Glottic Cancer 678
Salvage Endoscopic Angiolytic Potassium Titanyl Phosphate Laser Treatment of Early Glottic Cancer 682
Advanced glottic cancer 682
Extended Open Partial Laryngectomy with Aortic Homograft Reconstruction 682
References 684
Voice Restoration After Total Laryngectomy 687
Key points 687
History of voice restoration 687
Overview of voice restoration 688
Importance of voice restoration after total laryngectomy 689
Patient evaluation overview 690
Esophageal speech 691
Overview 691
Patient Evaluation 691
Management Goals 691
Treatment 692
Electrolarynx 692
Overview 692
Patient Evaluation 692
Management Goals 693
Treatment 694
Tracheoesophageal puncture 694
Overview 694
Patient Evaluation 694
Management Goals 694
Preoperative Planning and Preparation 695
Perioperative considerations 695
Primary Tracheoesophageal Puncture 695
Secondary Tracheoesophageal Puncture 696
Secondary Tracheoesophageal Puncture in Clinic 696
Procedural Approach 696
Secondary tracheoesophageal puncture in the operating room 697
Patient Positioning 697
Procedural Approach 697
Potential Complications and Management 699
Postprocedural Care 699
Rehabilitation and Recovery 699
Outcomes/Complications 699
Summary 700
References 700
Transcervical Conservation Laryngeal Surgery 703
Key points 703
Background 703
Guiding principles and understanding of tumor spread 704
Vertical partial laryngectomy 706
Anatomic Basis 706
Horizontal partial laryngectomy 707
Supraglottic partial laryngectomy 707
Anatomic Basis 708
Supracricoid partial laryngectomy with cricohyoidoepiglottopexy 709
Supracricoid partial laryngectomy with cricohyoidopexy 711
Anatomic Basis 712
Summary 713
Supplementary data 713
References 713
Index 717
A 717
C 717
D 717
E 718
F 718
G 718
H 719
L 719
M 721
N 721
O 722
P 722
Q 722
R 722
S 722
T 722
U 723
V 723
Diagnosing Laryngeal Cancer A1
Preserving Voice in Early Laryngeal Cancer A3
Preserving and Restoring Function in Advanced Laryngeal Cancer A5