Blood rheology and retinopathy in adult type I diabetes mellitus

Rheological parameters (hematocrit, plasma viscosity and red blood cell aggregation index), glycosylated hemoglobin (HbAlc) and retinal arteriovenous passagetime (A vP) were measured in 93 patients with type I diabetes. The stage of diabetic retinopathy was graded by means of ophthalmoscopy and video fluorescein angiography. The mean values of hematocrit (men 46 ± 4%, women 43 ± 3 %), RBC aggregation index (13,8 ± 3,8, normals: 14,6 ± 3,2) were...