João Bueno de Aguiar Pupo, Brazilian dermatologist (Itatiba, São Paulo State 12 May 1890 – São Paulo 23 August 1980)

With E. Rabello identified lepromatous and tuberculoid polar-types

First to prescribe penicillin for syphilis

Introduced sodium arsenite in the treatment of leishmaniasis

Introduced aminoarsenophenol (arsenical) in the treatment of American tegumentary leishmaniasis (1926)

With L. Cunha Motta described blastomycotic paronychia (1936)

Verified immunoallergic dissociation phenomenon

Reported the occurrence of two kinds of multiform erythema in leprosy (papulous and nodous) in 1930

First to show the epidemiological importance of uncharacteristic forms of the leprosy (1940) 

EPONYMY

Aguiar Pupo moriform ulcerous stomatitis, an anatomo-clinical manifestation of paracoccidioidomycosis 

Aguiar Pupo nodular or dermohypodermic lesion (1946)

Aguiar Pupo method for treatment of cutaneous leishmaniasis