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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
Dr. Jay Park answered

48 hours: Standard TB skin test typically measures size of induration 48 hours after an intradermal inoculation of ppd.

Dr Villaplana agreed

Answered 12/12/2019

5.7k views

Thank

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

A member asked:

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 ?

4 doctors weighed in across 2 answers

A member asked:

My son 2 year old had blood in his diaper and redness on his penis skin, all ultrasound blood,urine test were normal and it got improved in few days but after few month, there is redness on his tip of penis, thouhh there is no pain or swelling.

A doctor has provided 1 answer

A member asked:

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

A doctor has provided 1 answer

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 ?

A doctor has provided 1 answer

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