• 65 Mario Capecchi Drive, Salt Lake City, Utah,84132
    801-585-6641
  • 175N 400W, #C10, Orem, Utah,84057
    801-224-6767
  • 2255N 1700W, Layton, Utah,84041
    801-773-0690
  • 1054 E. Riverside Drive, St. George, Utah,84790
    435-215-0014
  • 552 N. Dixie Drive, St. George, Utah,84770
    435-673-7696
  • Harley Street, London, ,W1G8
    801-585-6641
  • 1025 E. 3300 S., Suite B, Salt Lake City, Utah,84106
    801-585-6646

Orbital Tumors - Herniated Orbital Fat

error-file:tidyout.log

General

Clinical features

  • Rarely causes an intraorbital mass lesion
  • Mean age 66 years, 90% men
  • Prolapse is usually into superotemporal quadrant or lateral canthus
  • Usually due to orbital fat herniation through a dehiscence in Tenon's capsule
  • Manifests as unilateral or bilateral yellowish mass
  • Does not recur

Differential diagnosis

  • Pleomorphic lipoma: different clinical presentation; aggregates of bland spindle cells, floret cells and wiry collagen
  • Well differentiated liposarcoma: different clinical presentation; enlarged hyperchromatic cells within fibrous septae