A member asked:

There is a hard lump near mastoid process.its there for 3years.no pain.cause?i have sinus and nasal polyp.what is the treatment?

A doctor has provided 1 answer
Dr. John Chiu answered

See doctor: The potential causes are nearly unlimited. Talk to your doctor who may order an x-ray to help clarify it.

Answered 5/30/2018

3.6k views

Thank

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