Diagnosing pyoderma gangrenosum

There is no specificblood test for pyoderma gangrenosum.

If your doctor thinks you might have the condition, they may take a sample of your skin (a biopsy ) to examine under the microscope in a laboratory. This can help rule out other causes of skin ulcers.

Your doctor mayalso take aswab of thewound to check for any infection, and may order blood tests to check for conditions that are associated with pyoderma gangrenosum.

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Medically Reviewed by a doctor on 21 Dec 2018