Primary posterior chamber IOL implantation in penetrating ocular trauma

1993 ◽  
Vol 17 (3) ◽  
pp. 137-141 ◽  
Author(s):  
Tat Keong Chan ◽  
Graeme Mackintosh ◽  
Ronald Yeoh ◽  
Arthur SM Lim
Cornea ◽  
1987 ◽  
Vol 6 (4) ◽  
pp. 306-312 ◽  
Author(s):  
H. Kaz Soong ◽  
Roger F. Meyer ◽  
Alan Sugar

1988 ◽  
Vol 19 (8) ◽  
pp. 602-605
Author(s):  
Santi Maria Recupero ◽  
Walter Fioravanti ◽  
Maria Teresa Contestabile

1994 ◽  
Vol 4 (2) ◽  
pp. 111-114 ◽  
Author(s):  
S. Fruscella ◽  
P. Ducoli ◽  
G.L. Manni

A prospective study was conducted on 90 eyes undergoing extracapsular cataract extraction and posterior chamber IOL implantation. Postoperative IOL decentration was evaluated with respect to the loop material, either polypropylene (prolene) or polymethylmethacrylate (PMMA), and the IOL fixation technique, either in the capsular sac (in-the-bag) after capsulorhexis, or in the ciliary sulcus after “can-opener” capsulotomy. More decentration was observed with IOL having polypropylene loops than with those having PMMA loops (0.80 ± 0.735 mm versus 0.373 ± 0.299 mm). IOL implanted in the bag showed greater decentration than those implanted in the sulcus, but the difference was not significant. Our findings confirm the recommendation to use an IOL with PMMA loops when placing the implant in the capsular sac.


2021 ◽  
pp. 112067212199295
Author(s):  
Gurkan Erdogan ◽  
Nilay Kandemir Besek ◽  
Betul Onal Gunay ◽  
Alper Agca

Objective: To investigate the clinical outcomes of three surgical approaches for ectopia lentis in Marfan syndrome (MS) patients who had undergone crystalline lens removal with posterior chamber intraocular lens (IOL) implantation techniques comprising the intrascleral fixation of IOL, sutured scleral fixation of IOL, and IOL implantation with the use of a Cionni capsular tension ring (CTR). Methods: This is a retrospective comparative study, including 35 eyes of 21 patients who underwent the intrascleral fixation of IOL (group 1), scleral IOL fixation with the Z-suture (group 2), and IOL implantation with the use of a Cionni CTR (group 3) following crystalline lens removal. The surgical indications were as follows: no improvement in visual function after eyeglasses or contact lens application due to excessive irregular astigmatism and advanced crystalline lens decentration in which the edge of the crystalline lens came up to the optical axis, or dislocation of the crystalline lens resulting in aphakia and secondary glaucoma due to lens dislocation. The surgical outcomes and complications due to surgery were compared between the groups. Results: The mean age of the patients in the study was 12.3 ± 8.7 years (5–32 years). There were 10 eyes in group 1, 13 eyes in group 2, and 12 eyes in group 3. Visual acuity improved significantly in each group after surgery. Ocular residual astigmatism did not differ significantly between the groups ( p = 0.51). Conclusion: There were no significant differences between the three surgical approaches in the current study in terms of the postoperative results and complications.


2020 ◽  
Author(s):  
Brian M Davis ◽  
Carson Clabeaux ◽  
Anton Vlasov ◽  
Paul Houghtaling

ABSTRACT Corneal injury is a known risk for deployed troops worldwide. To the authors’ knowledge, there has been no reported use of gamma-irradiated corneas in the setting of severe corneal trauma. Our report highlights the case of a 36-year-old active duty solider who sustained bilateral penetrating ocular trauma from a nearby ordnance explosion. We propose that ocular surgeons should consider utilizing gamma-irradiated corneas in (1) a situation where the corneal tissue is so damaged that it would be challenging to accomplish an adequate repair while providing the opportunity for future visual rehabilitation and (2) remote and/or deployed environments where storage of fresh donor tissue is limited. The long shelf life of gamma-irradiated corneas reduces the need for specialized storage equipment and the need for continuous resupply, both potentially leading to significant cost savings for the Military Health System.


2018 ◽  
Vol 11 (1) ◽  
pp. bcr-2018-225806 ◽  
Author(s):  
Archita Singh ◽  
Noopur Gupta ◽  
Vinod Kumar ◽  
Radhika Tandon

Implantable collamer lenses (ICL) have gained popularity for correction of myopia where kerato-refractive procedures are not indicated as in cases of high myopic refractive errors. Toxic anterior segment syndrome (TASS) is a very uncommonly reported postoperative complication following ICL implantation. A young patient developed severe corneal oedema and anterior segment inflammation on the first day after ICL implantation. Analysing retrospectively, possible idiosyncratic response to intracameral pilocarpine was considered as a cause for TASS. Prompt and intensive therapy with oral and topical potent steroids was visually rewarding. TASS, though a sterile inflammation can have catastrophic sequelae such as corneal decompensation and secondary glaucoma. Hence, timely identification and management is important.


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