Question of the Week 503

{“questions”:{“nm19a”:{“id”:”nm19a”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Author: Nicholas Houska, DO – University of Colorado – Childrens Hospital Colorado\r\nA 7-year-old boy with a history of acute lymphoblastic leukemia treated with doxorubicin presents with symptoms of heart failure. Which of the following morphological subtypes of cardiomyopathy is MOST likely to be found in this patient? \r\n\r\n”,”desc”:”EXPLANATION \r\nAnthracyclines are a class of cytotoxic drugs […]

Question of the Week 502

{“questions”:{“gc68c”:{“id”:”gc68c”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Author: Nicholas Houska, DO – University of Colorado – Children\u2019s Hospital Colorado \r\n\r\nA six-day-old boy with a prenatal diagnosis of D-transposition of the great arteries and ventricular septal defect presents for arterial switch operation and ventricular septal defect repair. Which of the following Society of Thoracic Surgeons and the European Association for Cardio-thoracic Surgery Congenital […]

Question of the Week 501

{“questions”:{“3ajp7”:{“id”:”3ajp7″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Author: Fernando F. Cuadrado, MD and Matthew Monteleone, MD – Cincinnati Children\u2019s Hospital Medical Center \r\n\r\nA seven-year-old boy with a history of orthotopic heart transplantation is undergoing cardiac catheterization and biopsy under general endotracheal anesthesia. He is erroneously administered a 15 mcg\/kg bolus dose of dexmedetomidine due to an infusion pump programming error. The heart […]

Question of the Week 500

{“questions”:{“xf629”:{“id”:”xf629″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Author: Nicholas Houska, DO – University of Colorado – Children\u2019s Hospital Colorado\r\nA 16-year-old girl who recently emigrated to the United States from Venezuela presents with dyspnea, fatigue, and dependent edema. Two years ago, her mother died in her sleep after exhibiting similar symptoms. An electrocardiogram shows sinus node dysfunction with bradycardia. A transthoracic echocardiogram reveals […]

Question of the Week 499

{“questions”:{“pii3r”:{“id”:”pii3r”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Author: Nicholas Houska, DO – University of Colorado – Children\u2019s Hospital Colorado \r\n\r\nA 13-year-old boy with tetralogy of Fallot and pulmonary atresia presents for right ventricle to pulmonary artery conduit replacement. Which of the following factors is a major risk for re-entry injury during repeat sternotomy?”,”desc”:”EXPLANATION \r\nRepeat sternotomy in pediatric cardiac surgery is associated with […]