Radiographic Contrast


Indications

Radiographic Examination Requiring Contrast


Radiographic Contrast Agents (Selected)


Pharmacology

Radiographic Contrast Agents are Benzoic Acid Molecules with Three Atoms of Iodine Replacing the Hydrogen Atoms on the Benzene Ring


Adverse Effects

General Comments

Chemotoxic Reaction (“Physiologic Reaction”)

Vasovagal Reaction (see Vasovagal Episode, [[Vasovagal Episode]])

Immediate Hypersensitivity Reaction

Delayed Hypersensitivity Reaction

Endocrinologic Adverse Effects

Hypothyroidism (see Hypothyroidism, [[Hypothyroidism]])

Gastrointestinal Adverse Effects

Acute Pancreatitis (see Acute Pancreatitis, [[Acute Pancreatitis]])

Neurologic Adverse Effects

Posterior Reversible Encephalopathy Syndrome (PRES) (see Posterior Reversible Encephalopathy Syndrome, [[Posterior Reversible Encephalopathy Syndrome]])

Pulmonary Adverse Effects

Radiographic Contrast-Induced Leukostasis with Acute Respiratory Distress Syndrome (ARDS) (see Leukostasis, [[Leukostasis]] and Acute Respiratory Distress Syndrome, [[Acute Respiratory Distress Syndrome]])

Diffuse Alveolar Hemorrhage (DAH) (see Diffuse Alveolar Hemorrhage, [[Diffuse Alveolar Hemorrhage]])

Renal Adverse Effects

Contrast Nephropathy (see Contrast Nephropathy, [[Contrast Nephropathy]])


References