Table 3. DYNAMIC STUDIES WITH RADIOTRACERS

STUDY TYPE ........................................TRACER ........................................REGION ........................................PATHOLOGY

Cardioangiography ...............................Tc-RBC, Tc-HSA ........................Chest ........................................

Aneurysms, congenital heart defects; myocardial dyskinesia; cardiomegaly

Cerebral Blood Flow ............................TcO4 ................................................Head/neck ........................................Cerebral death, AVM

Cholecystography ....................................Tc-DISIDA ..................................Abdomen ........................................Obstructive disease

Cisternogram ...............................................In-111 DTPA ..............................Head/neck ....................................Blockage/slowed CSF flow

Dynamic kidney ........................................Tc-DTPA ........................................Back ................................................Obstructive disease

Gastric emptying ........................................Tc-ovalbumin ................................Abdomen ........................................Abnormal GE Rates

.......In-DTPA ......................................................................................................regurgitation

Pulmonary vent ........................................Xe-133 gas .......................................Upper back .....................................obstructed airways

Renogram ....................................................I-131 hippuran ................................Back ...................................................renal dysfunction

.....Tc-MAG3

Venogram ....................................................Tc-MAA ...........................................Legs ..................................................thrombosis

Voiding cystogram ....................................Tc-sulfur colloid ............................Abdomen ........................................reflux of urine

incomplete bladder emptying