A 17-Year-Old Male with Pain and Swelling in His Thumb

The patient is a 17-year-old male who presents with pain and swelling in his left thumb. He reports that he fell off an all-terrain vehicle while “mudbogging,” bending the thumb back when he reached out to break his fall.

View the image taken and consider what the diagnosis and next steps would be. Resolution of the case is described on the next page.