title: Methysergide and tricuspid valve lesions [ letter].
mesh_terms: D005260:Female; D006349:Heart Valve Diseases / Q000209:etiology*; D006801:Humans; D008784:Methysergide / Q000009:adverse effects*; D008875:Middle Aged; D014261:Tricuspid Valve / Q000187:drug effects*
chemical_list: D008784:Methysergide