title: The electrocardiographic manifestations of spontaneous left pneumothorax.
mesh_terms: D000368:Aged; D001145:Arrhythmias, Cardiac / Q000175:diagnosis; D003937:Diagnosis, Differential; D004417:Dyspnea / Q000175:diagnosis; D004562:Electrocardiography; D006323:Heart Arrest / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis; D011030:Pneumothorax / Q000175:diagnosis*