Direct correlations according to Spearman (p < 0.05) were found to be needed for repeated TSC CPC with CD54 (rs = 0,87), HbA1с (rs = 0,85), IOP (rs = 0,63), complications (rs = 0,61), DM duration (rs = 0,58), laser power (rs = 0,38), number of laser spots (rs = 0,34), and panretinal photocoagulation (rs = 0,26). The gene discussed is ICAM1; the disease is tuberous sclerosis.