Check out today’s Step 1 Qmax Question Challenge.
Know the answer? Post it below! Don’t forget to check back for an update with the correct answer and explanation (we’ll post it in the comments section below).
Which of the following is the underlying condition responsible for this infant’s hypoxemia?
A. Concomitant ventricular septal defect
B. Pulmonary atresia
C. Tetralogy of Fallot
D. Total anomalous pulmonary venous return
E. Transposition of the great vessels
F. Tricuspid atresia
———————–
Want to know the ‘bottom line?’ Purchase a USMLE-Rx Subscription and get many more features, more questions, and passages from First Aid, including images, references, and other facts relevant to this question.
This practice question is an actual question from the USMLE-Rx Step 1 test bank. For more USMLE Step 1 prep, subscribe to our Flash Facts and Step 1 Express video series. Score the best deal on all three products with USMLE-Rx 360 Step 1.