Cytoid bodies
More common causes
Diabetic retinopathy
Anemia
Human immunodeficiency virus infection
Less common causes
Papillitis
Radiation retinopathy
Systemic lupus erythematosus
Hypertensive retinopathy
Leukemia
Ocular ischemic syndrome
Uncommon causes
Purtscher's retinopathy
Infectious retinitis
Retinal vein occlusion