Experimental Venous Occlusion

Experimental Venous OcclusionRetinal branch vein occlusion in the human produces a variable clinical picture, with hemorrhages and cotton-wool spots in the acute stage.Most patients have hypertension and arteriosclerosis.In the affected quadrant it is not uncommon to see gross arterial changes, but the part played by arterial disease in the pathogenesis of branch vein occlusion has not been established.