A member asked:

I have a small hard lump on the left side of my head, a little behind the ear. it's been there for a month now. i can flatten it too with pressure.

A doctor has provided 1 answer

Dr. David Satloff answered

Sounds like you have: It sounds like you have a lesion on your mastoid process. Get this checked by your PCP or by an ENT. Something is causing this lesion, usually a pathogen.

Answered 12/23/2017

3.7k views

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A member asked:

I have a small hard lump on the left side of my head, a little behind the ear. it's been there for a month now. i can flatten it too with pressure.

A doctor has provided 1 answer

Dr. David Satloff answered

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