• 601 Providence Park Drive, Suite O, Mobile, Alabama,36695
    251-650-5437
  • 27961 U.S. 98, Thomas Medical Center, Daphne, Alabama,36526
    251-928-1941
  • 1720 Medical Park Dr, Suite 330a, Biloxi, Mississippi,39532-2131
    228-396-5185

Orbital Tumors - Herniated Orbital Fat

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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