329 results found
Medical tests
… lower part of the large intestine (colon). These tests are used to look for abnormal growths (such as tumours or polyps … and other conditions (such as diverticulosis ). These tests use different scopes and look at different sections of the … hollow tube (anoscope) that may contain a light source is used to look at the last part of the colon (anal canal). …
Medical tests
… such as kidney stones , tumours, or infection. It is also used to look for problems with the structure of the urinary … pyelogram (CT/IVP) is usually done to look for the cause of blood in the urine. Why It Is Done An IVP is done to: … with the structure of the urinary tract. Find the cause of blood in the urine. Look for damage to the urinary …
Medical tests
… There are two types of laryngoscopy, and each uses different equipment. Indirect laryngoscopy Indirect … reflect light to the back of your throat. Some doctors now use headgear with a bright light. Indirect laryngoscopy is not done as much now because flexible laryngoscopes let your doctor see better and …
Medical tests
… or abnormal positions of chromosome pieces, can cause problems with a person's growth, development, and body … be done to find out whether chromosomal problems may have caused a fetus to be stillborn. Find out the cause of a baby's birth defects or disability. Help determine …
Medical tests
… Results Test Overview A thyroid scan uses a radioactive tracer and a special camera to measure … gland from three different angles. The radioactive tracer used in this test is either iodine or technetium. A … you take the radioactive tracer depends on which tracer is used. Iodine can be taken as a capsule or a fluid 4 to 24 …
Medical tests
… percutaneous umbilical cord blood sampling. FBS is usually used when a Doppler ultrasound and/or a series of … system can attack the fetus's red blood cells. FBS is used to look at a fetus's red blood cell count and oxygen … with an injection of local anesthetic . Ultrasound is used to guide a needle through your belly into an umbilical …
Medical tests
… doctor can also see other structures in the eye. The doctor uses a magnifying tool called an ophthalmoscope and a light … types of ophthalmoscopy. Direct ophthalmoscopy. Your doctor uses a tool that is about the size of a small flashlight. It … up to about 15 times. Indirect ophthalmoscopy. Your doctor uses a small hand-held lens and either a slit lamp …
Medical tests
… doctor to see all the structures inside the nose and the sinuses. Before inserting the endoscope , the passages inside … Why It Is Done An endoscopic sinus examination may be used if: The diagnosis of sinusitis is still in doubt after … is being considered. An endoscopic sinus examination may be used to evaluate the structures inside the nose where the …
Medical tests
… of a radioactive tracer into your blood. Then your doctor uses a special camera to see how well your heart is pumping … a thin, flexible catheter into your heart. Your doctor uses the catheter to inject dye into your heart. This dye … Incorporated disclaims any warranty or liability for your use of this information. Your use of this information means …
Medical tests
… Test Overview A breast ultrasound uses sound waves to make a picture of the tissues inside the … hard to study with a mammogram . Breast ultrasound does not use X-rays or other potentially harmful types of radiation. A breast ultrasound is used to see whether a breast lump is filled with fluid (a …
