A member asked:

What are the possible causes of a large painless swollen lymph node in the groin (2 cm or so) that lasted about a month without other symptoms?

A doctor has provided 1 answer

Infection or tumor: A large palpable painless node in groin is abnormal and may be inflammatory or neoplastic. One checks the abdominal wall and skin of extremity on the side of the node. Then one examines rectum and perianal area for inflammation or tumor. If source not identified then node bx indicated to RO lymphoma or other cause.

Answered 2/12/2020

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A member asked:

Can shaving groin area cause a painless, small swollen lymph node?

A doctor has provided 1 answer