ABSTRACT
Objective: To evaluate the frequency, age, gender and laterality related distribution of retinoblastoma. Study design: Cross sectional study
Place and Duration of study: This study was conducted at the Department of pathology BMSI, JPMC Karachi from 1[st]Jan 2009 to 31[st]Dec2013
Materials and Methods: A total of 80 cases of retinoblastoma were received in the department of Pathology, BMSI, JPMC, Karachi during the period of 1[st]January 2009 to 31[st] December 2013. The cases were reviewed and morphological diagnosis done on H and E. Information regarding laterality of lesion, age and sex were recorded from archives. The data analyzed by using SPSS version22
Results: Frequency of retinoblastoma was 2.93%. Right sided lesions were 46.25% and 45% were Left sided, with a M: F ratio of 1:1. The mean age of retinoblastoma patients was 3.64 years. It was relatively more common in 3 to 4 years [53.75%] of age group compared to other age groups
Conclusion: Frequency of retinoblastoma was 2.93%, with almost equal i-e 46.25% Right, 45% Left sided origins. The M: F ratio was 1:1 while more common age group was 3 to 4 years