Circulatory disorders.
D001766:Blindness / Q000209:etiology*; D005123:Eye; D006801:Humans; D009900:Optic Nerve / Q000098:blood supply*; D016491:Peripheral Vascular Diseases / Q000150:complications*; D014652:Vascular Diseases
BLINDNESS/etiology and pathogenesis; NERVES, OPTIC/blood supply; VASCULAR DISEASES, PERIPHERAL/complications