Parameters of lipid peroxidation (LP) and antioxidant activity (AOA) of tear and blood plasma were examined in 22 healthy subjects (44 eyes) as well as in 33 patients with peripheral vitreochoreoretinal dystrophies (PVCRD--60 eyes), in 32 patients with non-operated dystrophic retinal detachment (DRD--34 eyes) and in 135 patients with operated retinal detachment, stable visual functions and with the postoperative period ranging from 4 months to 10 years (137 eyes). The results denoted a lower tear AOA (on the average by 35%) in patients with DRD and PVCRD, whereas, the blood plasma AOA or LP products' content remained unchanged. It is indicative of a local nature of metabolic impairments, specifically, of impairments in the system of antioxidant protection of the eye.
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