title: Hyperpigmentation after sympathectomy.
mesh_terms: D000328:Adult; D001342:Autonomic Nervous System Diseases / Q000150:complications; D006801:Humans; D008297:Male; D010178:Pancoast Syndrome / Q000150:complications*; D010859:Pigmentation Disorders / Q000209:etiology*; D013564:Sympathetic Nervous System