2. Diagnostic agents are the compounds used in diagnosis to detect
impaired function of the body organ and to recognize abnormalities
in tissue structure, these agents applied are directly to the body.
Classification of Diagnostic Agents:
I- Radio opaque for radiography
II- Radiopharmaceuticals for Scintigraphy
III- Compounds for testing functional capacity
IV- Compounds modifying a physiological action
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Radiopharmaceuticals (Radio isotopes) radioactive compounds used for
diagnosis & therapeutics treatment of human diseases
Given by various routes (mouth, injection, eye, bladder) in small amounts
Dosage can be changed depending upon type of test
Given under direct supervision of a specialist doctor
