Episcleritis

Self-limited inflammation of the episcleral layers (loose connective tissue layers with a vascular plexus between the conjunctiva and the sclera that are contiguous with Tenon's capsule)

• Collagen Vascular Diseases
  • Rheumatoid Arthritis (most common)
  • Chron's disease
  • Ulcerative colitis
  • Psoriatic arthritis
  • Systemic lupus erythematosis
  • Reactive arthritis (Reiter syndrome)
  • Relapsing polychondritis
  • Ankylosing spondylitis
  • Pustulotic artho-osteitis
• Vasculitis
  • Polyartitis Nodosa
  • Temporal Arteritis
  • Cogan Syndrome
  • Churg-Strauss Syndrome
  • Granulomatosis with polyangiitis
  • Bechet Disease
• Dermatologic disease
  • Rosacea
  • Pyoderma gangrenosum
  • Sweet syndrome
• Metabolic disease
  • Gout
• Atopic disease
• Malignancies
  • T-cell leukemia
  • Hodgkin lymphoma
• Ocular
  • Foreign bodies
  • Chemical injury
  • Infections
    • Mycobacteria
    • Spirochetes
      • Treponema
      • Borrelia
    • Chlamydia
    • Actinomyces
    • Fungi
    • Virus
      • Herpes Zoster
      • Herpes Simplex
      • Mumps
      • Chikungunya
      • COVID-19
    • Protozoa
      • Acanthamoeba
      • Toxoplasma
      • Toxocara
• Medications
  • Topiramate
  • Pamidronate