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A member asked:

Why dies my skin turn red after a tb skin test?

A doctor has provided 1 answer
Dr. Sunil Mehra answered

Specializes in Pulmonology

Reaction: Depending if there is only redness, it isw allergic reaction, but if there is induration more than 5mm for HIV pts and 10 mm for other pts it is opositive test.

Dr Mumneh and another doctor agreed

Answered 10/23/2017

4.9k views

Thank

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Why do I still have a red dot on my arm from a TB skin test two weeks later?

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What do you suggest if i had a TB skin test (injection) 3 days ago yet there isn't any reactions (red spots) is that okay?

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I had my TB skin test done yesterday and now i'm looking at my arm and the skin is flat and red. What do I do, what would you recommend?

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I got a TB skin test. I am just over 14 hours past, and already have a red circle measuring about 11mm. Should i go see my doctor now, or wait?

4 doctors weighed in across 2 answers

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