title: [Endoscopic diagnosis of atrial septal defect].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D004724:Endoscopy; D005260:Female; D005336:Fiber Optic Technology; D006344:Heart Septal Defects, Atrial / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged