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Update on Imaging Contrast Agents, An Issue of Magnetic Resonance Imaging Clinics of North America, E-Book

Update on Imaging Contrast Agents, An Issue of Magnetic Resonance Imaging Clinics of North America, E-Book

Carlos A. Zamora | Mauricio Castillo

(2017)

Additional Information

Abstract

This issue of MRI Clinics of North America focuses on Update on Imaging Contrast Agents, and is edited by Drs. Carlos Zamora, Mauricio Castillo, Richard Semelka. Articles will include: Historical Perspective of Imaging Contrast Agents; Current Radiographic Iodinated Contrast Agents; Contrast-enhanced Sonography; Myelography: From Lipid-based to Gadolinium-based Contrast Agents; Acute Allergic Reactions with Gadolinium-based Contrast Agents: Diagnosis and Treatment; Deposition and Chronic Toxicity of Gadolinium-based Contrast Agents; Managing Allergic Reactions to Contrast Agents; Safety of Contrast Material Use in Children; Molecular Imaging and Contrast Agents; Contrast Agents for MR Imaging: Gadolinium, Manganese, SPIO, Superparamagnetic Iron Platinum, and Oral Agents; Contrast-induced Nephropathy: Pathophysiology, Manifestations, Prevention, and Management; and more!

Table of Contents

Section Title Page Action Price
Front Cover Cover
Update on ImagingContrast Agents\r i
Copyright\r ii
Contributors iii
CONSULTING EDITORS iii
EDITORS iii
AUTHORS iii
Contents v
Foreword v
Preface: Update on Imaging Contrast Agents v
Historical Perspective of Imaging Contrast Agents v
Current Radiographic Iodinated Contrast Agents v
Contrast Agents for MR Imaging v
Myelography: From Lipid-Based to Gadolinium-Based Contrast Agents v
Contrast-Enhanced Ultrasound vi
Managing Adverse Reactions to Contrast Agents vi
Contrast-Induced Acute Kidney Injury: Pathophysiology, Manifestations, Prevention, and Management vi
Gadolinium-Based Contrast Agents: Associated Adverse Reactions vi
Gadolinium Deposition and Chronic Toxicity vii
Safety of Contrast Material Use in Children vii
Safety of Contrast Material Use During Pregnancy and Lactation vii
MAGNETIC RESONANCE IMAGING\rCLINICS OF NORTH AMERICA\r viii
FORTHCOMING ISSUES viii
February 2018 viii
May 2018 viii
August 2018 viii
RECENT ISSUES viii
August 2017 viii
May 2017 viii
February 2017 viii
CME Accreditation Page ix
PROGRAM OBJECTIVE ix
TARGET AUDIENCE ix
LEARNING OBJECTIVES ix
ACCREDITATION ix
DISCLOSURE OF CONFLICTS OF INTEREST ix
UNAPPROVED/OFF-LABEL USE DISCLOSURE ix
TO ENROLL ix
METHOD OF PARTICIPATION ix
CME INQUIRIES/SPECIAL NEEDS ix
Foreword xi
Preface\r xiii
Update on Imaging Contrast Agents xiii
Historical Perspective of Imaging Contrast Agents 685
Key points 685
INTRODUCTION 685
EARLY AND ABANDONED CONTRAST AGENTS 685
THE EMERGENCE OF IODINATED COMPOUNDS 686
Iodized Poppy Seed Oil 687
VISUALIZING THE CENTRAL NERVOUS SYSTEM 687
Angiography 687
Myelography and Ventriculography 688
CONTRAST AGENTS FOR MR IMAGING 689
A Brief History of MR Imaging 689
Gadolinium 690
Recognition of Nephrogenic Systemic Fibrosis and Gadolinium Retention 691
Manganese and Iron Oxide Nanoparticles 692
ULTRASONOGRAPHY CONTRAST MEDIA 692
SUMMARY 693
REFERENCES 693
Current Radiographic Iodinated Contrast Agents 697
Key points 697
INTRODUCTION 697
PHYSICS, CHEMISTRY, AND SAFETY PROFILES 698
Novel Agents 699
CLINICAL APPLICATIONS 700
Computed Tomography 700
Computed Tomography Angiography 700
Dual Energy Computed Tomography: Iodine Sensitivity and Dose 701
Intra-Arterial Contrast Administration 701
FUTURE DIRECTIONS 703
REFERENCES 703
Contrast Agents for MR Imaging 705
Key points 705
INTRODUCTION 705
GADOLINIUM-CHELATE–BASED IMAGING 705
Chemical Structure 705
Dosage 706
Mechanism of Action 706
Pharmacokinetics 706
Adverse Reactions 707
Acute immediate contrast reactions to gadolinium-based contrast agents 707
Nephrotoxicity of gadolinium-based contrast agents 707
Nephrogenic systemic fibrosis 708
MANGANESE AGENTS 709
IRON AGENTS 709
ORAL AGENTS 709
SUMMARY 710
REFERENCES 710
Myelography 713
Key points 713
INTRODUCTION 713
PNEUMOMYELOGRAPHY 715
THOROTRAST MYELOGRAPHY 715
LIPIODOL MYELOGRAPHY 715
ABRODIL (SKIODAN) MYELOGRAPHY 715
PANTOPAQUE MYELOGRAPHY 716
MYELOGRAPHY WITH CONRAY OR DIMER-X 716
METRIZAMIDE MYELOGRAPHY 717
MYELOGRAPHY WITH OTHER LOW OSMOLAR CONTRAST MEDIA 718
MAGNETIC RESONANCE MYELOGRAPHY 720
REFERENCES 722
Contrast-Enhanced Ultrasound 725
Key points 725
INTRODUCTION 725
TYPES OF CONTRAST ULTRASOUND AGENTS 726
HARD SHELL MICROBUBBLES 726
PROTEIN-SHELLED MICROBUBBLES 726
SOFT SHELL MICROBUBBLES 726
Safety 728
Evidence-based data 728
Clinical applications 728
Liver applications 728
Recognized indications of a contrast-enhanced ultrasound examination of the liver 729
Study procedure 729
Characterization of focal liver lesions in the noncirrhotic liver 729
Malignant liver lesions 729
Hepatocellular carcinoma in the noncirrhotic liver 730
Metastasis 730
Characterization of focal liver lesions in the cirrhotic liver 730
Characterization of portal vein thrombosis 731
Other applications of contrast-enhanced ultrasound imaging 731
Voiding urosonography 731
Carotid ultrasound applications 733
SUMMARY 735
REFERENCES 735
Managing Adverse Reactions to Contrast Agents 737
Key points 737
INTRODUCTION 737
PHYSIOLOGIC REACTIONS 738
Vasovagal Reaction 738
Hypertensive Crisis 738
Pulmonary Edema 738
ALLERGICLIKE REACTIONS 738
Pathophysiology 738
Signs and Symptoms 739
Risk Factors for Allergiclike Reactions 739
Premedication 739
Treatment of Allergiclike Reactions 740
General Considerations 740
Urticaria/Erythema 741
Bronchospasm 741
Laryngeal Edema 741
Anaphylaxis 741
SUMMARY 742
REFERENCES 742
Contrast-Induced Acute Kidney Injury 743
Key points 743
DISCUSSION OF PROBLEM AND CLINICAL PRESENTATION 743
Introduction 743
Background 743
Historical perspective 743
Literature overview 744
Pathogenesis 744
Hemodynamic alterations 745
Adenosine 745
Endothelin 745
Nitric oxide 745
Altered viscosity 745
Time course of hemodynamic alterations 745
Oxidative stress 745
Direct toxicity of the tubular cells 746
Manifestations 746
Typical clinical course 747
Other laboratory findings 747
Severe clinical course 747
Diagnosis 747
Population at risk 747
Reassessment of risk 748
Prevention 748
Study selection 748
Patient selection 748
Contrast selection 749
Types 749
Dose 749
Route of administration 749
Fluid management 750
Medications 750
Management 750
SUMMARY 751
REFERENCES 751
Gadolinium-Based Contrast Agents 755
Key points 755
INTRODUCTION 755
GADOLINIUM-BASED CONTRAST AGENT ADMINISTRATION RISKS 756
ADVERSE DRUG REACTIONS: DEFINITION, CLASSIFICATION, AND PATHOPHYSIOLOGIC MECHANISM 756
GADOLINIUM-BASED CONTRAST AGENTS ADVERSE REACTIONS 756
ACUTE ADVERSE REACTIONS 756
Definition and Incidence 756
Pathophysiology 757
Clinical Symptoms 758
RISK FACTORS 758
IS THERE VARIATION IN RISK BETWEEN THE DIFFERENT BRANDS OF GADOLINIUM-BASED CONTRAST AGENTS? 759
TREATMENT 760
PREVENTION 761
SUMMARY 761
REFERENCES 762
Gadolinium Deposition and Chronic Toxicity 765
Key points 765
INTRODUCTION 765
GADOLINIUM-BASED CONTRAST AGENTS 766
GADOLINIUM STORAGE CONDITIONS 766
Gadolinium Retention in Human Tissue 766
Gadolinium Retention in the Brain 768
HOW DOES GADOLINIUM ENTER THE BRAIN? 769
WHAT IS THE CHEMICAL STRUCTURE OF RETAINED GADOLINIUM IN THE BRAIN AFTER REPEATED EXPOSURE TO GADOLINIUM-BASED CONTRAST AGENTS? 770
GADOLINIUM AND RENAL FUNCTION 770
The Effect of Renal Function on Gadolinium Retention 770
The Effect of Gadolinium on Renal Function 771
GADOLINIUM TOXICITY 771
Nephrogenic Systemic Fibrosis 771
Neurotoxicity 772
GADOLINIUM DEPOSITION DISEASE 772
GENERAL GUIDELINES AND RECOMMENDATIONS 773
SUMMARY 773
REFERENCES 773
Safety of Contrast Material Use in Children 779
Key points 779
INTRODUCTION 779
TYPES OF CONTRAST MATERIALS 779
Intravenous Iodinated Contrast Materials 779
Gadolinium-Based Contrast Materials 780
ACUTE ADVERSE AND ALLERGIC-LIKE REACTIONS IN CHILDREN 780
CONTRAST-INDUCED NEPHROTOXICITY IN CHILDREN 781
NEPHROGENIC SYSTEMIC FIBROSIS IN CHILDREN 781
GADOLINIUM DEPOSITION AND CHRONIC TOXICITY IN CHILDREN 782
SUMMARY 784
REFERENCES 784
Safety of Contrast Material Use During Pregnancy and Lactation 787
Key points 787
INTRODUCTION 787
OVERVIEW 787
IODINATED CONTRAST AGENTS 788
Types of Iodinated Contrast Media 788
National and International Regulations 788
Food and Drug Administration regulations 788
American College of Obstetricians and Gynecologists 788
European Society of Radiology 788
Safety in Pregnancy 789
Transplacental transfer 789
Teratogenic effects 789
Fetal thyroid function 789
Iodinated contrast media in breastfeeding 789
Current Recommendations 790
Indications for the use iodinated contrast media in patients who are pregnant 790
Indications for the use iodinated contrast media during breastfeeding 790
GASTROINTESTINAL CONTRAST MEDIA 790
GADOLINIUM-BASED CONTRAST AGENTS 791
Background 791
MR imaging Contrast Agents 791
Gadolinium-Based Contrast Agent Biodistribution in Pregnancy 791
Safety in pregnancy 792
Recommendations 792
Gadolinium-Based Contrast Agents During Breastfeeding 792
Background 792
Recommendations 793
CONTRAST-ENHANCED ULTRASOUND 793
MANAGEMENT OF ALLERGIC REACTIONS IN PATIENTS WHO ARE PREGNANT OR LACTATING 794
Treatment 794
Mild to Moderate Reactions 794
Severe Reactions 794
SUMMARY 794
REFERENCES 795