Microincision cataract surgery induced corneal endothelial cell loss similar to a standard phacoemulsification and allowed excellent visual results in this series of patients. These results support the use of MICS technique for cataract surgery.
The amount of SIA induced by bimanual MICS and coaxial MICS phacoemulsification was very small. The bimanual MICS induced a slightly higher degree of SIA; however, according to all methods of SIA analysis, there was no significant difference in the mean SIA induced by both techniques.
Pain perception was positively influenced by female gender, rural place of residence, younger age of patient, and lower preoperative visual acuity. Cooperation with the surgeon was positively influenced by female gender, professional activity, patient good mood before operation, and no pain perception during surgery. There was no correlation between level of education, preoperatively declared pain sensitivity, sequence of operation, and estimated parameters.
The visual results were excellent in both groups. Both MICS techniques enabled preservation of corneal endothelial cells equally well and were similar in terms of minor surgical trauma and the influence of surgery on corneal endothelial cell density. Our results support the use of both MICS techniques for cataract surgery.
The surgical technique is described for simultaneous removal of posteriorly dislocated crystalline lenses and implantation of anterior chamber (AC) or scleral fixation posterior chamber (PC) intraocular lenses (IOL) using pars plana vitrectomy. Twenty-two patients underwent this complex operation. Observation time ranged from 2 to 10 months (mean 5 months). Best-corrected post-operative visual acuity was 1.0 in half the patients in the AC group (n = 12), and in 80% of the PC group (n = 10). It was less than 0.5 in 25% of cases in the AC group whereas all PC patients had visual acuity 0.5 or better. In nine cases with pre-operative ocular hypertension, post-operative intraocular pressure became normal, although topical glaucoma therapy was necessary in three patients in the AC group and in one from the PC group. No severe complications were found. Removal of posteriorly dislocated crystalline lens using pars plana vitrectomy and limbal incision is a safe procedure. Simultaneous AC or transscleral PC lens implantation is a good alternative to contact lenses. Visual rehabilitation was good in both groups of patients, although post-operative visual acuity was better after PC transscleral fixation than after AC surgery.
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