Imaging Case of the Week 330 Answer

The left wrist x-ray shows a dense metaphyseal band at the distal radius.

The causes of dense metaphyseal band are:

  • Normal variant (likely cause in the above patient)
  • Lead poisoning.
  • Rickets.
  • Scurvy.
  • Leukemia.
  • Osteopetrosis.

Reference: Musculoskeletal Case Review Series by Joseph Yu.