Prurigo Pigmentosa:A Report of 5 Cases with a Review of the Korean Literature

Prurigo pigmentosa in Korea: clinicopathological study

“…Dapsone has been used successfully with dosage schedules of 25–100 mg daily in many cases 2–5,7,9,17 . In other reports, potassium iodide, sulfamethoxazole, clarithromycin, and doxycycline have also been reported to be useful in PP 29 .…”

“…Prurigo pigmentosa (PP), first introduced by Nagashima in 1971, is a distinct and uncommon dermatosis of unknown etiology 1 . More than 300 patients with PP have been reported in Japan, but only several tens of patients with PP have been reported in the Western world and Korea 2–9 . PP is an inflammatory dermatosis characterized by recurrent pruritic erythematous papules, mainly located on the trunk.…”

A Case of Exfoliative Vesiculobullous Prurigo Pigmentosa Cured by Doxycycline and Topical Tacrolimus

“…According to previous studies, males have a lower incidence than females, and most affected women are between the ages of 18 and 27 years, while in men the disease has been reported among those aged 17–64 years [ 7 , 8 ]. In comparison, the youngest female affected with the disease was 11 years old, while the oldest was 37 years old and was the only female patient with PP above 30 years of age reported in Korea [ 9 , 10 ]. The disease seems to occur in women in their late 10s and in the 20s and rarely occurs in women above 30 years of age.…”