The diagnosis of leprosy requires at least 1 of 3<unk>  to be present: 1) loss of sensation of a hipopigmented skin patch, 2) a thickened peripheral nerve concomitantly with weakness or loss of sensation of the area, and/or 3) confirmation of mycobacterium leprae in a skin smear.
Leprosy diagnostic criteria
Leprosy classification
Neurosyphilis classification
Leprosy physical examination
Mumps diagnostic criteria
Measles diagnostic criteria
Leishmaniasis classification
Syphilis classification