XDR and PDR Pseudomonas aeruginosa keratitis are extremely difficult to treat. Globe salvage was possible in all cases; however, more than half required therapeutic grafts. Close monitoring of patients with known ocular and systemic factors is warranted.
A young female presented with blurred vision in the left eye after she rubbed her eye. On examination of both eyes, she had 360° thinning adjacent to the limbus, lipid deposition and superficial vascularization with a perforation in the left eye. The patient was diagnosed with bilateral Terrien's marginal degeneration (TMD) with perforation. Corneal topography of the right eye revealed high oblique astigmatism confirming the diagnosis. A peripheral patch graft was performed for the left eye. At 18 months postoperatively, the best-corrected visual acuity was 20/20 in both eyes. The graft was clear. Topography of right eye was stable, and the left eye had oblique astigmatism. Bilateral advanced TMD in a young patient presenting with corneal perforation following trivial trauma is extremely uncommon. Patch graft may be an option for restoring the globe integrity in such cases. Regular follow-up is necessary as the condition progresses slowly.
PurposeTo report outcomes of exogenous fungal endophthalmitis treated with combination of intravitreal antifungal agents.DesignRetrospective, non-randomized, interventional, consecutive case series.MethodsTwelve eyes of twelve consecutive cases of filamentous fungal endophthalmitis were treated with a combination of intravitreal amphotericin-B and intravitreal voriconazole (AmB-Vo Regime) along with pars plana vitrectomy at a single center. Clinical characteristics, microbiology results, treatment strategy, visual, and anatomical outcomes were analyzed.ResultsTen cases out of the twelve were postoperative endophthalmitis of which nine were part of a post cataract surgery cluster. The remaining included endophthalmitis following keratitis post pterygium excision (1) and following open globe injury (2). The most common fungus was Aspergillus terreus, which was isolated in 8/12, followed by A. flavus in 2/12 and Fusarium solani in 1/12. The presenting visual acuity ranged from light perception (LP) to counting fingers. The visual acuity at final follow-up was 20/400 or better in 7/12 eyes (58.33%) and 20/60 in 2/12 eyes (range 20/60 to LP). All eyes with corneal involvement had final visual acuity 20/400 or worse. Globe salvage was achieved in all cases.ConclusionCombining intravitreal amphotericin-B and voriconazole could be a novel treatment strategy in the management of endophthalmitis caused by filamentous fungus. Eyes with corneal involvement had poor visual outcome either with or without therapeutic penetrating keratoplasty.
Xeroderma pigmentosum (XP) mainly affects the ocular surface; however, endothelial damage may also occur. We would like to report changes in the endothelial-Descemet layer and review the literature on similar findings in patients with XP, including the role of Descemet stripping automated endothelial keratoplasty (DSAEK) in the management of a 21-year-old man who presented with nonresolving corneal edema in the right eye after excision biopsy for conjunctival intraepithelial neoplasia. His best-corrected visual acuity (BCVA) was 20/200 in the right eye and 20/20 in the left eye. On general examination, there was patchy hyperpigmentation of the exposed areas of skin suggestive of XP. On examination of the right eye, there was stromal edema involving the exposed half of cornea. The left eye appeared normal. Pachymetry readings were 860 and 600 μm in the right and left eye, respectively. Descemet stripping automated endothelial keratoplasty was performed for endothelial dysfunction and the stripped endothelium, and Descemet membrane (DM) was sent for histopathologic evaluation. Postoperatively, the donor lenticule was well apposed and the overlying stromal edema resolved. The patient achieved a BCVA of 20/30 in the right eye without progression of corneal scarring at 1-year follow-up. In the meanwhile, however, the left eye developed corneal edema. Histopathology revealed gross attenuation of endothelial cells with uniform thickness of the DM. Corneal endothelial dysfunction in XP is amenable to treatment with DSAEK.
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