A Japanese case of lichen planus pigmentosus-inversus: the importance of friction avoidance and dermoscopy

Affiliations

• ¹ Division of Dermatology, Aomori City Hospital, 1-14-20, Yasukata, Aomori City, Aomori 030-0803, Japan, Department of Dermatology, Hirosaki University Graduate School of Medicine, 5 Zaifu-cho, Hirosaki 036-8562, Japan.
• ² Department of Dermatology, Hirosaki University Graduate School of Medicine, 5 Zaifu-cho, Hirosaki 036-8562, Japan.
• ³ Division of Dermatology, Aomori City Hospital, 1-14-20, Yasukata, Aomori City, Aomori 030-0803, Japan.