Waseem Ahmed Khan, Inam-ul Haq Khan, Madiha Durrani.
Primary Pterygium Excision: A Better Technique to avoid Recurrences.
Ophthalmol Update Jan ;12(2):131-4.

Objective To compare the results of primary pterygium excision by bare sclera technique and conjunctival autograft. Study Design: It was a prospective interventional case series. Materials and Methods: This study was conducted at the Department of Ophthalmology, Divisional Headquarters Teaching Hospital affiliated with Mohi-ud-Din Islamic Medical College, Mirpur, Pakistan over a period of 6 months i.e from April 2013 to September 2013. A total of 50 patients were included in this study after a comprehensive history and a detailed ocular examination. Patients were anesthetized by topical proparacaine 0.5% followed by local infiltration with Lignocaine 2%. 25 patients were treated by bare sclera technique while the other half was treated with conjunctival autograft . Patients were checked for results and complications in follow up visits done after 1 day, 1 week, 1 month and 6 months respectively. All the information was recorded on a predesigned proforma. The data was analyzed by SPSS version 17. Results: Out of 50 patients, 36 (72%) were male while 14 (28%) were female. The patients were divided into various age groups. The age group 1 included patients between 21-30 years, age group 2 included 31-40 years, age group 3 spanned over 41-50 years whereas age group 5 included patients over 50 years of age. Age group 1 included 4 (8%) patients, age group 2 had 12 (24%), age group 3 had 16 (32%) while age group 4 had 19 (38%) patients. The mean age was 45.92 Years while the median age was 46 years. The total recurrence rate was 26%.The recurrence rate in Bare Sclera technique was 36% whereas it was 16% in case of conjunctival autograft. Conclusion: In primary pterygium excision, conjunctival autograft. Technique is superior and has less recurrence rate as compared to bare sclera technique.

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