5 doctors weighed in:

After how many days does a TB skin test disappear?

5 doctors weighed in
Dr. Brian Bezack
Pediatrics - Pulmonology
4 doctors agree

In brief: 3-5 days

The peak reaction usually occurs in the first 2-3 days.
Most will resolve within 5 days. This can vary depending on the size of the initial reaction.

In brief: 3-5 days

The peak reaction usually occurs in the first 2-3 days.
Most will resolve within 5 days. This can vary depending on the size of the initial reaction.
Dr. Brian Bezack
Dr. Brian Bezack
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