title: A 42-year-old woman collapses in a park.
authors.affiliation: Division of Internal Medicine, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA.
authors.forename: Meghan K Borden
authors.initials: MK
authors.lastname: Trojan
authors.affiliation: Division of Cardiology, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA.
authors.forename: Sandeep M
authors.initials: SM
authors.lastname: Patel
authors.affiliation: Division of Adult Congenital Heart Disease, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA.
authors.forename: Stephen C
authors.initials: SC
authors.lastname: Cook
mesh_terms: D054058:Acute Coronary Syndrome / Q000150:complications / Q000175:diagnosis*; D000328:Adult; D017023:Coronary Angiography / Q000379:methods*; D001026:Coronary Artery Bypass / Q000379:methods*; D003937:Diagnosis, Differential; D004452:Echocardiography; D005260:Female; D006801:Humans; D014474:Unconsciousness / Q000175:diagnosis / Q000209:etiology*