Check out today’s Step 2 CK Qmax Question Challenge.
Know the answer? Post it in the comments 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).
A 55-year-old white man presents to the emergency department complaining of diffuse, constant bone pain for the past 3 months. He is a schoolteacher. He denies any recent history of trauma or infection. He does note that his favorite fitted baseball hat no longer fits. His temperature is 37.6°C (99.7°F), blood pressure is 120/75 mm Hg, pulse is 85/min, and respiratory rate is 22/min. Physical examination reveals no focal points of tenderness. Mild frontal bossing and bilateral tibial bowing are noted. X-ray of the pelvis is shown in the image.
Which of the following is the most likely diagnosis?
A. Ankylosing spondylitis
B. Paget’s disease
C. Pituitary adenoma
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.