title: Secundum ASD--not for closure.
abstract: A 32-year-old man with 17 mm secundum atrial septal defect showed hemodynamic deterioration during temporary balloon occlusion of the defect. The closure was not done. Further investigation led to the diagnosis of primary cardiac amyloidosis.
authors.affiliation: Department of Cardiology, All India Institute of Medical Sciences, New Delhi.
authors.forename: Naresh Kumar
authors.initials: NK
authors.lastname: Goyal
authors.forename: Hemant
authors.initials: H
authors.lastname: Behera
authors.forename: Shyam S
authors.initials: SS
authors.lastname: Kothari
mesh_terms: D000328:Adult; D021721:Balloon Occlusion / Q000009:adverse effects* / Q000295:instrumentation / Q000379:methods; D006328:Cardiac Catheterization; D004562:Electrocardiography; D005500:Follow-Up Studies; D006344:Heart Septal Defects, Atrial / Q000175:diagnosis* / Q000628:therapy*; D006801:Humans; D008297:Male; D018570:Risk Assessment; D012720:Severity of Illness Index; D017211:Treatment Failure