A member asked:

I've had a fine needle biopsy of a lymph node behind my jaw. i was told preliminary results are normal but staining is still required. what is stain 4?

A doctor has provided 1 answer

Special tests: Routine processing of tissues and cells is generally completed in about 2 days. However, sometimes additional investigation is needed. A general term is special stains. It is a routine and usually needed process for some tissues, especially lymph nodes.

Answered 3/10/2014

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