Fig 2. Images of different locations (buttock, elbow, foot, and knee) of leprosy lesions.

(a) Hypochromatic macule on the left buttock; (b) the same patient, after performing the endogenous histamine test, below the initial macule observed, another hypochromatic, hypo-anesthetic macule became more evident due to the erythema surrounding the lesion; (c) hypochromatic anesthetic macule on the right elbow; (d) residual hypochromatic macule on the right elbow after 12 months of multi drug therapy; (e-f) hypochromatic hypo-anesthetic macules on the left foot; (g) the same previous patient with improvement of skin sensitivity with more normoesthesic points; (h) hypochromatic hypo-anesthetic macule on the left knee. Legend: 0 (anesthetic point);—(hypoesthetic point); + (normoesthesic point).