title: Atrial myxoma masquerade.
mesh_terms: D001007:Anxiety / Q000209:etiology; D003937:Diagnosis, Differential; D005260:Female; D006338:Heart Neoplasms / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D006998:Hypochondriasis / Q000175:diagnosis; D008875:Middle Aged; D009232:Myxoma / Q000150:complications / Q000175:diagnosis*; D013575:Syncope / Q000209:etiology