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A member asked:
Tb skin test- how long after can you see redness or swelling?
A doctor has provided 1 answer
48 hours: Standard TB skin test typically measures size of induration 48 hours after an intradermal inoculation of ppd.
Answered 12/12/2019
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Related Questions
A member asked:
I got redness like bruise after my TB skin test am i positive for tb?
A doctor has provided 1 answer
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Tb i had my skin test - redness 40 mm i will do the chest xray tomorrow ! but am i contagious ? What are the side effects of the treatment for TB ?
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A member asked:
I think I have TB because my doctor did a skin test and I have a 40 mm red spot and i wanted to know how to be sure if I have it or not ?
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