Ornato, J P Atrial fibrillation with high degree atrioventricular block masquerading as ventricular fibrillation masquerading as asystole during cardiac arrest. [electronic resource] - Critical care medicine Apr 1987 - 334-5 p. digital Publication Type: Case Reports; Journal Article ISSN: 0090-3493 Standard No.: 10.1097/00003246-198704000-00013 doi Subjects--Topical Terms: Arrhythmias, Cardiac--diagnosisAtrial Fibrillation--complicationsDiagnosis, DifferentialElectrocardiographyHeart Arrest--diagnosisHeart Block--complicationsHumansMaleMiddle AgedVentricular Fibrillation--diagnosis