A member asked:

Why does the gland under my jaw swell up when i have a "cold sore"?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

Lymphadenopathy: You may be referring to a lymph node. The lymphatic system helps to drain infectious material. The lymph node can become swollen in response to an infection/ inflammation in the area it drains.

Answered 9/11/2013

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