Skin lesion aspiration is the withdrawal of fluid from a
How the test is performed
A needle is put into skin sore or
How to prepare for the test
You do not need to prepare for this test.
How the test will feel
The health care provider may inject a numbing medicine (anesthetic) into the skin before inserting the needle if the sore is deep.
You may feel a pricking sensation as the needle enters the skin.
In many cases, the removing fluid will lessen pressure within the skin sore and ease pain.
Why the test is performed
This test is used find the cause of a fluid-filled skin lesion. It can be used to diagnose skin infections.
What abnormal results mean
Abnormal results may be a sign of a infection caused by bacteria, fungi, or viruses.
What the risks are
There is a small risk of bleeding, mild pain, or infection.