3A Flashcards
What is contrast material used for
Used to better define or delineate a structure
Barium Contrast is used for
GI studies
Agitated fluid/bubbles for contrast in
Ultrasound
Spaecific: cardias tumor ablation
Angiography
X-ray imaging of blood vessels (veins or arteries)
Arteriography
Visualizes the peripheral arteries (leg/arm)
Venography
Visualizes the veins to see blood clots
Arthrography
Visualizes the joint, often the knee or shoulder
Barium sulphate mixture tests used on
Visualizing Esophagus, stomach, small and large intestines
Barium sulfate mixture swallwed for imaging….
Upper GI, small bowell
Barium sulfate mixture introduced through ______ for large bowell
Rectum
What are barium test primarily used to find
Lesions, ulcers and filling defects
What is an x-ray
Ionizing radiation used to visualize the lungs heats and mediastinal structures
CT scan stands for
Computerized tomography
CT scan uses….
A series of x ray images to show organs in cross section
-sometimes uses contrast
Doppler ultrasound used to
Measure blood flow within a vessel