Is a scalp biopsy necessary? (photos)

Question

I developed redness and pain on my scalp after a number of weeks of hair loss. I just saw a dermatologist (pwho wants to take a biopsy. She did say she did not see any scaling which i understand is a sign of lichen planus pilarus. She also wants to check for lupus. Is biopsy necessary? Is this the only way to diagnose these conditions.

Jae Pak, MD · Answer

If your doctor recommends a scalp biopsy then you may need a scalp biopsy.  Scalp pain is not normal.  A biopsy may not be the ONLY test you need but is is one of the many test you may need to determine why you are having your issues.

Jeff Donovan, MD, PhD · Answer

Yes, in the situation described a biopsy is necessary. Anyone with scalp pain needs a biopsy, no question.That's incorrect to say scaling is always present in lichen planopilaris (LPP). It often is but certainly not always.Overall, there are about 5 common reasons for redness and scalp pain. A biopsy is needed.

William Rassman, MD (retired) · Answer

Biopsies are used to diagnose skin diseases with accuracy. Just using the eye, the dermatologist only can infer what the diagnosis is in your case,. but the biopsy will tell him what is causing the changes he sees but under the skin under a microscopic slide.

Is a scalp biopsy necessary? (photos)

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