“…The authors didactically described the aspects of this rare manifestation of multibacillary infection by Mycobacterium leprae, that may be controlled by multidrug therapy, besides to highlight divulgation to health workers aiming the leprosy control. 1 In this scenario, one should comment on the Hansen's bacillus sesquicentennial. Leprosy was considered a hereditary condition and associated with severe social barriers, which has affected human populations for thousands of years, and represents a major public health challenge, even after the identification of the etiological agent in 1873.…”