USMLE® Step 1 style questions USMLE
A 16-year-old man comes to the office because of being teased at school for 6 months. He states that his chest has always had an abnormal appearance, but it has really started to bother him since his classmates have been teasing him about it. Other members of his family have a similarly shaped chest. Physical examination shows a very tall young man. He has particularly long fingers, high joint flexibility, and a high-arched palate. Chest examination is pictured. Which of the following is the most likely diagnosis?