Study influence condition of corneal epithelium on formation of transient visual disturbances in patients after cataract surgery

Author(s):  
S.V. Tonkonogii ◽  
◽  
O.V. Kolenko ◽  
A.V. Vasiliev ◽  
◽  
...  
2020 ◽  
Vol 13 (11) ◽  
pp. e235789
Author(s):  
Rinky Agarwal ◽  
Vatika Jain ◽  
Seema Sen ◽  
Prafulla Kumar Maharana

Primary corneal neoplasia (PCN) is a rare cancerous lesion of cornea usually encountered in elderly. The clinical symptoms are generally non-specific, with ocular irritation, redness, cosmetic disfigurement and varying degrees of visual disturbances depending on visual axis involvement. Corneal neoplasia is usually associated with surrounding conjunctival lesions and incidentally detected PCN is rarely encountered in clinical practice. Presently, we report a case of isolated unilateral PCN diagnosed incidentally in an elderly man presenting with cataract. In vivo confocal microscopy aided in its diagnosis after impression cytology was repeatedly negative. Cataract surgery was deferred and the patient was administered three cycles of mitomycin C 0.04% 4 times/day. The tumour margins receded as evident on clinical examination and on anterior segment optical coherence tomography. We discuss the role of various corneal imaging modalities in diagnosis and management of PCN besides highlighting importance of comprehensive slit-lamp examination in patients planned for cataract surgery.


2016 ◽  
Vol 2016 ◽  
pp. 1-6 ◽  
Author(s):  
Wojciech Lubiński ◽  
Beata Kaźmierczak ◽  
Jolanta Gronkowska-Serafin ◽  
Karolina Podborączyńska-Jodko

Purpose. To evaluate the clinical outcomes after uncomplicated cataract surgery with implantation of an aspheric toric intraocular lens (IOL) during a 6-month follow-up.Methods. Prospective study including 27 consecutive eyes of 18 patients (mean age:66.1±11.4years) with a visually significant cataract and corneal astigmatism ≥ 0.75 D and undergoing uncomplicated cataract surgery with implantation of the Tecnis ZCT toric IOL (Abbott Medical Optics). Visual, refractive, and keratometric outcomes as well as IOL rotation were evaluated during a 6-month follow-up. At the end of the follow-up, patient satisfaction and perception of optical/visual disturbances were also evaluated using a subjective questionnaire.Results.At 6 months after surgery, mean LogMAR uncorrected (UDVA) and corrected distance visual acuity (CDVA) were0.19±0.12and0.14±0.10, respectively. Postoperative UDVA of 20/40 or better was achieved in 92.6% of eyes. Mean refractive cylinder decreased significantly from −3.73±1.96to −1.42±0.88 D (p<0.001), while keratometric cylinder did not change significantly (p=0.44). Mean absolute IOL rotation was1.1±2.4°, with values of more than 5° in only 2 eyes (6.9%). Mean patient satisfaction score was9.70±0.46, using a scale from 0 (not at all satisfied) to 10 (very satisfied). No postoperative optical/visual disturbances were reported.Conclusion.Cataract surgery with implantation of the Tecnis toric IOL is an effective method of refractive correction in eyes with corneal astigmatism due to the good IOL positional stability, providing high levels of patient’s satisfaction.


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