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June 1979

Reticulate Acropigmentation of Kitamura

Author Affiliations

From the Department of Dermatology, University of North Carolina School of Medicine, Chapel Hill.

Arch Dermatol. 1979;115(6):760-761. doi:10.1001/archderm.1979.04010060058035

In 1943, Kitamura and Akamatsu1 described a male patient who had a reticulate pattern of freckle-like, slightly depressed macules on the extensor surfaces of his hands and feet. Two similar patients were described in 1953 by Kitamura et al.2 Seven further cases that were reported by Griffiths3 in 1976 were the first to be described outside of Japan. Griffiths' cases came from Asia, Africa, and Europe. We believe that this may be the first case of reticulate acropigmentation of Kitamura (RAPK) to be described in the Americas.

Report of a Case  A 17-year-old girl was seen in a dermatology clinic with small, 1- to 4-mm, depressed, pitted macules, in a reticulate pattern, on the palmar and dorsal aspects of her hands and on the plantar and dorsal aspects of her feet (Figure). The lesions were first noted when the patient was 3 years old, and they progressively

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