title: Histologic observations of the cardiac conduction system in a patient with postoperative bilateral bundle branch block.
mesh_terms: D002037:Bundle-Branch Block / Q000209:etiology* / Q000473:pathology; D006348:Cardiac Surgical Procedures / Q000009:adverse effects*; D002648:Child; D005260:Female; D006329:Heart Conduction System / Q000473:pathology*; D006345:Heart Septal Defects, Ventricular / Q000601:surgery; D006801:Humans; D011183:Postoperative Complications / Q000473:pathology*