Xiang Wen-Zhong, Deng Jia, Xu Ai-E, Wang Qi, Du Xiao-Hang, Wang Ping, Bullous Pemphigoid Triggered by Artificial Hip Made of Titanium Alloy: A Case Report and Review of Triggers for Bullous Pemphigoid, Journal of Dermatologic Research And Therapy, Volume 1, Issue 1, 2015, Pages 22-25, ISSN 2471-2175, https://doi.org/10.14302/issn.2471-2175.jdrt-15-698. (https://www.oap-lifescience.org/jdrt/article/199) Abstract: Bullous pemphigoid (BP) is one of the most common autoimmune blistering diseases. Here, we report an old woman presented with a 2-month history of bullous lesions located just over the skin of the right thigh and buttock where the orthopedics operation was performed using artificial hip made of titanium alloy and a twenty days history of similar lesions involving the rest of the body gradually. Keywords: Erythema; artificial hip; titanium alloy; Bullous pemphigoid