The role of heredity in pterygium development.

Several risk factors, which include heredity, ultra-violet (UV) light and chronic inflammation, contribute to pterygium development. However, there is no report integrating these factors in the pathogenesis of pterygium. The aim of this review is to describe the connection between heredity, UV, and inflammation in pterygium development.

Traditional eye medication and pterygium occurrence in Limpopo Province.

Background: The relative importance of environmental and hereditary factors in the occurrence of pterygium in African blacks has not been reported.

Aim: To investigate the relative significance of factors associated with pterygium occurrence.

Methods: This was a prospective case-controlled study where 150 pterygium patients and 150 controls participated.