Lepromin test is positive in: (A) Lepromatous leprosy, (B) Indeterminate leprosy, (C) Tuberculoid leprosy, (D) Histoid leprosy
Answer is C. Lepromin test: skin test used to know prognosis. Not a diagnostic of leprosy helpful to classify type of leprosy. Positive in tuberculoid, borderline tuberculoid leprosy negative in lepromatous, borderline lepromatous and mid-borderline leprosy. iadvl textbook of dermatology page 2061