U.S. doctors online nowAsk doctors free
Georgetown, OH
A 26-year-old female asked:

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?

2 doctor answers4 doctors weighed in
Dr. Oscar Novick
Pediatrics 59 years experience
Tb test: Wait the full 48 hours for the accurate results of your TB test.
Dr. Duane Rommel
A US doctor answeredLearn more
Wait: Wait until the 48 to 72 hours for an accurate reading.
Last updated Jun 10, 2014


Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.