This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
Lepromin test is positive in which leprosy – 
Select and explain. 
A. Lepromatous, B. Indeterminate, C. Histoid, D. Tuberculoid
D: Tuberculoid
Answer: D: Tuberculoid 
Explanation: As you know, lepromin test is cell mediated hypersensitivity (delayed or type IV), and the maximum suppresion of cell mediate immunity occurs in polar lepromatous leprosy → Lepromin test is negative in lepromatous leprosy. Maximally preserved cell mediated immunity is seen in tuberculoid leprosy → Lepromin test gives strongest reaction in polar tuberculoid (TT) leprosy.

Lepromin Test
TT : ++
BT  : +
BB : +/–
BL : –
LL : –
IL : +/–