A member asked:

I have a large bump on my knee which i only noticed after scratching out of habit unconsciously. (don't know if it wasn't itching before or not but i know it isn't right now). what could it be?

3 doctors weighed in across 2 answers

Bug bite: The story suggests the common reaction to a simple bug bite of unknown type.

Answered 9/30/2020

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Dr. Deborah Ungerleider answered

Specializes in Pediatrics

Could be bite: This could be an insect bite, but also could be a cyst or a minor abrasion which is inflamed/irritated from scratching it. Try covering it to limit your scratching and see a doctor if it persists or if there is pain, redness, pus, or fever.

Answered 9/30/2020

39 views

Thank

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