title: Diagnostic techniques for hair disorders. Part I: Microscopic examination of the hair shaft.
abstract: For the patient who presents with a hair disorder, a host of diagnostic techniques are available in addition to history, physical examination, and laboratory assessment. Microscopic hair shaft examination is presented as a technique for establishing a definitive diagnosis.
mesh_terms: D006201:Hair Diseases / Q000175:diagnosis* / Q000473:pathology; D006801:Humans