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Bile normally passes out of the liver through a series of tubes (ducts). Bile can back up into the liver if a duct becomes blocked. It can also back up if a hole or tear forms in a duct. Biliary drainage is a procedure to drain bile from the liver.

A bone X-ray is a way to take pictures of bones. Low dose radiation (X-rays) is passed through the body, producing images of the bones on film.

Embolization is a procedure to block a blood vessel. It is done to stop severe bleeding. Or it is done to stop blood flow to a part of the body. A catheter (thin, flexible tube) is put into a blood vessel through a small incision. It is often done by a doctor called an interventional radiologist.

Fallopian tube catheterization helps open a blocked fallopian tube. This procedure can improve your chances of getting pregnant.

A biopsy is a small sample of tissue or fluid taken from your body. This sample is then studied in a lab. Image-guided biopsy lets your doctor take a sample from an abnormal mass without using surgery.

Percutaneous nephrostomy is a procedure where a small tube (catheter) is put through your skin into your kidney to drain your urine. This procedure is done by a specially trained healthcare provider called an interventional radiologist.

Peripheral arterial angioplasty may be done to restore blood flow when you have a narrowed or blocked artery in your arm or leg. A stent may also be used to hold your artery open. Learn what to expect from this procedure.

A PICC takes the place of a standard IV (intravenous) line. It is often used when treatment needs you to have medicine or nutrition for weeks or months. Here's what you need to know about getting a PICC.

Renal angiography is an imaging test done to study the blood vessels in your kidneys. Here's what you can expect before, during, and after the procedure.