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A member asked:

Tested positive for tb skin test in the past, and was given tb skin test to recheck, now have the reaction on both arms. doc was told she tested +.

A doctor has provided 1 answer

Positive : If the TB skin reaction site is firm and raised and is over 15 mm in diameter in an otherwise healthy adult, it is considered a positive reaction and requires treatment. Please see an infectious disease doctor or primary care physician to discuss treatment options.

Answered 8/7/2016

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