Date of Presentation:3/9/2016

Attending pathologist: P.E. Wakely, Jr., M.D.

Presented by: Alexander Fitzthum, M.D.

Prepared by: Alexander Fitzthum, M.D.

Organ:Bone (Humerus)

HISTORY:

The patient is a 24 year old male with a painful right proximal humerus, worsening over the past year. Imaging showed an epiphyseal lesion.

What is the most likely diagnosis?

  1. Giant cell tumor of bone
  2. Chondroblastoma
  3. Endochondroma
  4. Giant cell malignant fibrous histiocytoma
Chondroblastoma