title: Bilateral, central retinal vein closure as the initial manifestation of polycythemia.
mesh_terms: D000328:Adult; D001792:Blood Platelets; D004906:Erythrocyte Count; D005132:Eye Manifestations; D006801:Humans; D006973:Hypertension / Q000150:complications; D000860:Hypoxia / Q000150:complications; D007501:Iron; D007958:Leukocyte Count; D008297:Male; D008533:Megakaryocytes; D009765:Obesity / Q000150:complications; D009887:Ophthalmoscopy; D009896:Optic Atrophy / Q000150:complications; D011086:Polycythemia / Q000150:complications / Q000175:diagnosis*; D011087:Polycythemia Vera / Q000150:complications; D012129:Respiratory Function Tests; D012171:Retinal Vessels; D013194:Staining and Labeling; D013997:Time Factors; D014652:Vascular Diseases; D014680:Veins
chemical_list: D007501:Iron