II. Causes: Uveitis or Iritis
III. Causes: Scleritis or Episcleritis
IV. Causes: Keratoconjunctivitis Sicca
V. Causes: Keratitis
- Rheumatoid Arthritis
 - Reiter's Syndrome
 - Ssystemic Lupus Erythematosus
 - Grave's Disease
 
VI. Causes: Optic Neuritis
VII. Causes: Optic Neuropathy
- Sarcoidosis
 - Granulomatosis with Polyangiitis (previously known as Wegener's Granulomatosis)
 - Antiphospholipid Syndrome
 - Takayasu's Arteritis
 - Polyarteritis Nodosa