title: Subcutaneous emphysema and pneumomediastinum: a cause of low-voltage electrocardiogram.
abstract: The authors report the occurrence of diffuse low voltage and the loss of R-waves in the precordial leads in a standard 12-lead electrocardiogram, suggestive of an anterior wall myocardial infarction, in a patient with subcutaneous emphysema and pneumomediastinum.
authors.affiliation: Brookdale University Hospital and Medical Center, Brooklyn, New York, USA.
authors.forename: A
authors.initials: A
authors.lastname: Zimmermann
authors.forename: S E
authors.initials: SE
authors.lastname: Rafii
authors.forename: J A
authors.initials: JA
authors.lastname: Strom
mesh_terms: D003937:Diagnosis, Differential; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008478:Mediastinal Emphysema / Q000150:complications* / Q000175:diagnosis*; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis; D013352:Subcutaneous Emphysema / Q000150:complications* / Q000175:diagnosis*