February 5, 2018 1.4 million Nigerians older than 40 will become blind by 2020: Study 84 % of all factors behind blindness are either preventable or treatable, study findsBy 2020, 1.4 million Nigerians over age 40 will lose their sight, and almost all the complexities are either treatable or preventable, according to the Nigeria National Blindness and Visual Impairment Research Group cliquer ici . In the September problem of Investigative Ophthalmology and Visible Science, the combined group shares the second half of the outcomes of the study, which examined almost 15,000 Nigerians over 40 between 2005 and 2007. But what we discovered is that laparoscopic surgery is not equivalent to [standard] open up surgery, predicated on our determination as to whether or not either operation achieved sufficient success, Fleshman said. So, that basically means that some patients may not be able to be treated safely with the laparoscopic approach. The findings are published in the Oct. 6 issue of the Journal of the American Medical Association. A second, similar research, led by Andrew Stevenson from the University of Queensland in Brisbane, Australia, appears in the same issue of the journal. Though covered by insurance, laparoscopic surgery is a far more expensive operation slightly, said Fleshman. Fleshman’s team centered on rectal cancer individuals who underwent surgery in one of 35 different wellness centers in the United States and Canada between 2008 and 2013.