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Joint fluid analysis is a test to look at joint fluid under a microscope for problems such as infection, gout, pseudogout

Discusses kidney biopsy (also called percutaneous renal biopsy) done with a long, thin needle to remove a sample of kidney tissue

Laparoscopy (say "lap-uh-ROSS-kuh-pee") is a type of surgery that uses very small cuts in the belly. These cuts are called

Laryngoscopy is an examination that lets your doctor look at the back of your throat, your voice box (larynx), and vocal cords

Explains liver biopsy, also called percutaneous liver biopsy, a test used to look for liver diseases like hepatitis, cirrhosis

Discusses nuclear scan to look at liver and spleen for problems. Explains how to prepare for the test, how it is done, and risks

A lung biopsy removes a small piece of lung tissue that can be looked at under a microscope. The biopsy can be done in several

A lung scan is a type of nuclear scanning test. It is most often used to find a pulmonary embolism. This is a blood clot that

A lymph node biopsy removes lymph node tissue to be looked at under a microscope for signs of infection or a disease, such as

A myelogram uses X-rays and a special dye called contrast material to make pictures of the bones and the fluid-filled space