A member asked:

Can cytoxan (cyclophosphamide) cause blood antibodies to not show in blood tests? my rheumatologist says yes so only a lip biopsy will show sjogrens. have all symptoms.

A doctor has provided 1 answer

Sometimes: Remember, a lip biopsy is not always a definitive test. If the biopsy specimen does not contain salivary glands, then the diagnosis cannot be confirmed. Rather than a lip biopsy, why not just treat the symptoms?

Answered 10/1/2013

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