Central retinal vein occlusion CRVO

• History / PE:
  Acute/subacute monocular loss of vision
• Diagnosis:
  "Blood and thunder" appearance on fundoscopic exam (optic disk swelling, retinal hemorrhage, dilated veins, cotton wool spots)
• Treatment:
  None shown to be really effective
• Associated With:
  Coagulopathy
  Hyperviscosity
  Chronic glaucoma
  Atherosclerotic risk factors (HTN, diabetes)
• Differential Diagnosis:
  Central retinal artery occlusion (pallor of optic disk, cherry red fovea, painless loss of vision in one eye)