1 doctor weighed in:

What can cause a positive PPD test reading?

1 doctor weighed in
Dr. Christine Hom
Pediatrics

In brief: Mycobacteria

Tuberculosis and other members of the same family, some less severe.
There are also "positives" that aren't true in duration - like an allergic reaction at the site within minutes of ppd placement.

In brief: Mycobacteria

Tuberculosis and other members of the same family, some less severe.
There are also "positives" that aren't true in duration - like an allergic reaction at the site within minutes of ppd placement.
Dr. Christine Hom
Dr. Christine Hom
Thank
Get help from a real doctor now
Dr. Cindy Juster
Board Certified, Pediatrics
33 years in practice
2M people helped
Continue
111,000 doctors available
Read more answers from doctors