Risk factors for RVO:
(1) older age (>= 50 years)
(2) hypertension
(3) hyperlipidemia
(4) diabetes mellitus
(5) renal disease
(6) glaucoma
(7) thrombophilia (Factor V Leiden, antiphospholipid antibody, hyperhomocysteinemia, oral contraceptives, etc)
(8) optic disc vasculitis, including polyarteritis nodosa, Wegener's granulomatosis, Goodpasture's disease, etc
(9) other autoimmune disorders (sarcoidosis, Behcet's disease)
(10) multiple myelomas and Waldenstrom's macroglobulinemia
(11) myeloproliferative disorders
(12) other causes of polycythemia
(13) hemoglobinopathy
Several of these risk factors are associated with an increased risk for atherosclerotic heart disease.
