Prevalence of pterygium and pingueculum among motorcyclists in Nigeria

Occupational Health Hazards among Commercial Motorcyclists in Ahmadu Bello University, Zaria.

“…Hence, 54.1% of the respondents are between age range of 25-34 years with a mean age of 31.7 years. This findings is in line with study carried out by Ukponmwan, et al, (2007) in Benin City where the mean age of the respondents was 34.9 years. Also study conducted by Amoran et al, (2005) in Igbora, Oyo State shows that the mean age of the respondents is 27.4 years.…”

“…This is almost in line with study conducted by Amoran et al (2005) in Igbora which shows that 45.5% of the respondents have been involved in at least one accident in the preceding years. Study conducted by Ukponmwan et al (2007) shows that the prevalence of pterygium among motorcyclists was 12.5%.…”

Prevalence and severity of pterygium among commercial motorcycle riders in south eastern Nigeria

“…8 In other studies carried out in Nigeria 9 and South India 10 higher prevalence of pterygium was recorded among the outdoor workers than the indoor workers. These studies and more have essentially shown that the development of pterygium is significantly associated with exposure to sunlight or sand.…”

Traditional eye medication and pterygium occurrence in Limpopo Province

“…Exposure to dust has been reported to be associated with pterygium 3,5 and heredity may also be a factor; 8,9 however, single pedigrees were investigated, or the participants self-reported their family histories.…”

“…Excessive exposure to ultraviolet (UV) light based on location, 2 occupation, 3 and length of time spent outdoors 4 is regarded as the main association of pterygium occurrence. However, a previous report has shown that pterygium cases were more frequent in the Karoo than the Transkei, areas that receive similar levels of UV light.…”