Medical Imaging

Question 1

Radiography

Answer 1

Takes radiograph (2-dimensional image aka. X-Ray)

Provide sufficient information for diagnosis

Useful for examining dense and hollow structures as well as soft tissues such as breasts at low dose (mammography or DEXA scan)

Or determining bone density (bone densitometry)

Need to use contrast dye to make hollow or fluid-filled structures visible (those structures containing contrast media appear white)

Medium given orally, rectally or injection depending on structure to be imaged

Question 2

Angiography

Answer 2

Contrast x-Ray of blood vessels called angiogram

Shows if there is blockage in artery

Question 3

Mammography

Answer 3

Form of radiography done on breast tissue using low-dose x-Ray imaging

Also called DEXA scan

Question 4

Bone Densitometry

Answer 4

Form of radiography used to determine bone density

Question 5

Intravenous Urography

Answer 5

Contrast x-Ray used to image the urinary system

Question 6

Barium Contrast X-Ray

Answer 6

Contrast x-Ray used to image the GI tract