Pinguecula

Background
  • Benign scleral growth
    • Mass of collagen degeneration and fibroblastic proliferation
    • Can begin on the temporal or nasal side of the cornea. More commonly develops on the nasal side.

Risk factors
  • Sunlight (UV) exposure
  • Windy, sandy and dusty environments
  • More common near the equator

Clinical Features
Pinguecula
  • Triangular visible white-colored mass on the sclera
  • Foreign body sensation with irritation, pruritus, tearing, dryness
  • Does not cross the limbus or enter the visual axis (differentiates pinguecula from a pterygium)

Differential Diagnosis

Ocular Diagnoses

Evaluation
  • Clinical diagnosis, based on history and physical exam

Management
  • UV Protection
  • Lubricating eye drops
  • Naphazoline/ketorolac (NSAID) drops (if symptomatic)

Disposition
  • Discharge with non-emergent ophthalmology follow-up

See Also
  • Eye Algorithm (Main)

References
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