Question of the Week #13 A 14-month-old male with Apert syndrome presents for right hand syndactyly release. Which of the following is the LEAST likely associated abnormality? A. Renal anomalies B. Obstructive sleep apnea C. Hypertelorism D. Hearing loss None Time's up
Question of the Week #12 A 3-month-old ex-premature infant with DiGeorge syndrome is undergoing tetralogy of Fallot repair. After the administration of packed red blood cells, the patient becomes hypotensive. Which of the following abnormalities is MOST likely to be seen on the patient’s EKG? A. Shortened PR interval B. Peaked T waves C. ST segment elevation D. Prolonged QT interval None Time's up
Question of the Week #11 A 1-month-old infant with projectile vomiting, inability to tolerate feeds, sunken fontanelles, and dry diapers is diagnosed with pyloric stenosis and severe dehydration. Which of the following MOST accurately describes a physiologic change that maintains adequate blood pressure and renal perfusion in the context of this patient’s clinical condition? A. Increased parasympathetic tone B. Decreased sodium reabsorption at the renal tubule C. Decreased secretion of arginine vasopressin by the pituitary gland D. Increased secretion of renin by the juxtaglomerular cells None Time's up
Question of the Week #10 A 3-year-old female has a serum sodium of 128 mmol/L two days after resection of a large brain tumor. Which of the following would be the MOST useful in distinguishing cerebral salt wasting syndrome from syndrome of inappropriate antidiuretic hormone? A. Serum sodium B. Serum osmolality C. Clinical volume status D. Urine sodium None Time's up
Question of the Week #9 Which of the following patients is at high risk for developing postoperative nausea and vomiting? A. 2-year-old male undergoing circumcision with sevoflurane B. 7-year-old male undergoing ORIF of distal radius fracture with sevoflurane and propofol C. 14-year-old female with a history of motion sickness undergoing strabismus repair with sevoflurane and nitrous oxide D. 5-year-old female undergoing cystoscopy with propofol and dexmedetomidine None Time's up