02-25-2007, 08:19 AM
11. A 67-year-old man with a history of poorly controlled hypertension is admitted to the hospital because of increasing fatigue, weight loss and dyspnea on exertion for the past 6 weeks. Medical history includes tonsillectomy, adenoidectomy, mitral valve commissurotomy and a sigmoid colon resection for diverticulitis. Vital signs are: pulse 90/min, respirations 14/min and blood pressure 190/100 mm Hg. The patient appears chronically ill but is in no acute distress. Laboratory studies show: Serum Urine Na+ 140 mEq/L WBC 0/hpf K+4.5 mEq/L RBC 4/hpf Cl- 100 mEq/L HCO3- 25 mEq/L Which of the following is the most likely finding on echocardiography?
A) Ejection fraction of 60% B) Left ventricular wall thickening C) Pericardial fluid D) Septal dyskinesia E) Thoracic aortic aneurysm
A) Ejection fraction of 60% B) Left ventricular wall thickening C) Pericardial fluid D) Septal dyskinesia E) Thoracic aortic aneurysm