title: Geriatrics photo quiz. Pulsus alternans.
authors.affiliation: University of Medicine and Dentistry of New Jersey, Center for Aging, Stratford, USA.
authors.forename: J R
authors.initials: JR
authors.lastname: Shua-Haim
authors.forename: J S
authors.initials: JS
authors.lastname: Ross
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001145:Arrhythmias, Cardiac / Q000175:diagnosis / Q000209:etiology* / Q000266:history*; D002309:Cardiology / Q000266:history; D005858:Germany; D006333:Heart Failure / Q000150:complications*; D049672:History, 19th Century; D006801:Humans; D008297:Male