Tuberculin testing done at -: (A) Dorsum of left arm, (B) Dorsum of right arm, (C) Ventral aspect of left forearm, (D) Ventral aspect right forearm.
Answer is C. Ans. is 'c' i.e., Ventral aspect of left forearm o In tuberculin test, injection is given intradermally on flexor (ventral) surface of left forearm, mid-wav between elbow & wrist.Intradermal injection of PPDon flexor aspect of forearm | Examined at 48-72 hours |||Induration > 10 mmInduration < 5 mmInduration 6-9 mm|||PositiveNegativeEquivocal | Repeat tuberculin test (two step testing)