title: A 36-year-old woman with shortness of breath.
authors.affiliation: Beth Israel Deaconess Medical Center, Boston, Massachusetts; Cardiovascular Research Institute, Maastricht, The Netherlands. Electronic address: mjoseph2@bidmc.harvard.edu.
authors.forename: Mark E
authors.initials: ME
authors.lastname: Josephson
authors.affiliation: Cardiovascular Research Institute, Maastricht, The Netherlands.
authors.forename: Hein J
authors.initials: HJ
authors.lastname: Wellens
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D004417:Dyspnea / Q000175:diagnosis / Q000209:etiology*; D015716:Electrocardiography, Ambulatory; D005260:Female; D006339:Heart Rate / Q000502:physiology*; D006801:Humans; D018879:Ventricular Premature Complexes / Q000150:complications* / Q000175:diagnosis / Q000503:physiopathology