title: The case of the felted wig.
abstract: A sudden matting of hair after shampooing of a hairpiece is reported, which led the patient to a lawsuit. Chemical analyses showed that hairs were weathered and led to a possible explanation of the curious phenomenon.
mesh_terms: D005260:Female; D006197:Hair / Q000187:drug effects / Q000473:pathology*; D006801:Humans; D008875:Middle Aged; D019736:Prostheses and Implants; D012915:Soaps / Q000009:adverse effects*; D013501:Surface-Active Agents / Q000009:adverse effects*
chemical_list: D012915:Soaps; D013501:Surface-Active Agents