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Purpose: To measure bone mineral density and assess for osteoporosis. Description: A type of X-ray technology called dual-energy X-ray absorptiometry (DEXA) measures bone loss.

Purpose: To visualize moving body structures in real time. Description: Uses a continuous X-ray beam to create a sequence of images that are projected onto a monitor.

Purpose: To produce detailed images of the brain and brain stem. Description: An MRI scan of the brain uses magnetic fields and radio waves to produce high-quality pictures of the brain and brain structures.

Purpose: To evaluate blood flow through various organs or tissues of the body, commonly the lungs. Description: A nuclear medicine exam that measures the distribution of blood flow by using radioactive materials.

Purpose: To visualize the coronary arteries and diagnose blockages. Description: A specialized CT scan that uses a contrast dye to produce detailed images of the heart vessels.

Purpose: To examine the upper gastrointestinal tract - esophagus, stomach, and duodenum. Description: A type of X-ray test that uses barium to create images of the upper GI tract.

Purpose: To assess the condition of veins and diagnose blood clots. Description: An imaging test that uses contrast dye and fluoroscopy or X-ray to visualize veins, most commonly in the legs.

Purpose: To examine the chest and the organs and structures located in the chest. Description: A quick test that produces images of the heart, lungs, airways, blood vessels, and the bones of the spine and chest.

Purpose: To diagnose and treat cardiovascular conditions by examining how well the heart is functioning. Description: A minimally invasive procedure that involves threading a catheter into the heart through blood vessels.

Purpose: To screen for colon polyps and colorectal cancer. Description: A less invasive form of a colonoscopy that uses CT scans to construct virtual images of the colon.

Purpose: To visualize and diagnose problems with the salivary glands and ducts. Description: An X-ray exam that uses a contrast agent to take pictures of the salivary glands.

Purpose: To produce detailed images of the spinal cord and the structures surrounding it. Description: Uses strong magnetic fields and radio waves to create images of the spine.

Purpose: To assess thyroid function and to evaluate for thyroid nodules or cancer. Description: A nuclear imaging test that uses radioactive iodine or another radioactive substance to visualize the thyroid gland.

Purpose: To examine the abdominal organs such as liver, gallbladder, spleen, pancreas, and kidneys. Description: A non-invasive test using high-frequency sound waves to produce images of the inside of the abdomen.

Purpose: To assess the heart's function and structures. Description: An ultrasound of the heart that provides live images of the heart and its functioning.

Purpose: To detect cancer, heart problems, brain disorders and more. Description: An imaging test that allows doctors to check for diseases in the body using a special dye containing radioactive tracers.

Purpose: To examine the large intestine for abnormalities such as colon polyps, tumors, or diverticulosis. Description: An X-ray exam that uses a liquid called barium to provide clear images of the large intestine.

Purpose: To evaluate the health of the gallbladder and bile ducts. Description: A nuclear medicine imaging test that uses a radioactive tracer to visualize the liver, gallbladder, bile ducts, and small intestine.

Purpose: To diagnose and monitor various bone diseases, including cancer of the bone. Description: A nuclear imaging test that helps diagnose bone disorders by using a radioactive tracer to look at bone metabolism.

Purpose: To visualize blood vessels in a bony or dense soft tissue environment. Description: A form of fluoroscopy where blood vessels are highlighted by subtracting images with and without contrast medium.

Purpose: To detect conditions such as brain tumors, hemorrhages, or skull fractures. Description: A detailed imaging procedure that creates cross-sectional images of the head, using X-rays and computer processing.

Purpose: To further evaluate abnormalities found on mammography or to assess breast symptoms. Description: Uses sound waves to produce pictures of the structures inside the breast.

Purpose: To view the urinary tract, including the kidneys, ureters, and bladder. Description: An X-ray exam that involves injecting a contrast dye into a vein to visualize the urinary tract.

Purpose: To examine and diagnose problems inside a joint. Description: A type of imaging that is particularly good at finding irregularities within the soft tissues of the joint.

Purpose: To examine the heart's function and structures under stress, typically exercise. Description: An echocardiogram is performed before and after exercise to determine the impact of stress on the heart.

Purpose: To screen for and diagnose breast cancer. Description: Special type of low-dose X-ray imaging used to create detailed images of the breasts.

Purpose: To collect cerebrospinal fluid for testing or to relieve pressure. Description: Also known as a spinal tap, it is a procedure where a needle is inserted into the lower back to access the spinal canal.

Purpose: To examine the urinary system, including kidneys, ureters, and bladder. Description: Specialized CT scan using contrast material to evaluate the urinary tract for structures and pathologies like stones or tumors.