Abdominal wall fat pad biopsy
Alternative Names: Abdominal wall biopsy; Biopsy - abdominal wall fat pad
An abdominal wall fat pad biopsy is the removal of a small part of the abdominal wall fat pad. The procedure is done most often to test for amyloidosis.
Why is the Test Performed?
This test may be performed when amyloidosis is suspected.
How is the Test Performed?
Needle aspiration is the most common method of obtaining an abdominal wall fat pad biopsy. The skin of the abdomen is cleansed, and a local anesthetic may be used to numb the area. A needle is inserted through the skin and into the fat pad under the skin. A small core of the fat pad is removed with the needle and sent to the laboratory for analysis.
Preparation for the Test
No special preparation is usually necessary.
How will the Test Feel?
Although your health care provider may have numbed the skin, there can be some mild discomfort or pressure during the needle insertion. Afterward, the area may feel tender or bruised for several days.
Abdominal wall fat pad biopsy Risks
The risks are minimal. There is a slight risk of infection. There is also a minor risk of bruising or slight bleeding.
Normal Results for Abdominal wall fat pad biopsy
The fat pad tissues are normal.
What Abnormal Results Mean
In the case of amyloidosis, abnormal results mean there is amyloid, a protein that deposits in tissues and impairs organ and tissue function.
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Reviewed By: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
Copyright 2011 A.D.A.M., Inc.
