Amsler grid Amsler grid The Amsler grid, used since 1945, is a grid of horizontal and vertical lines used to monitor a person's central visual field. The grid was developed by Marc Amsler, a Swiss ophthalmologist. It is a diagnostic tool that aids in the detection of visual disturbances caused by changes in the retina, particularly the macula (e.g. macular degeneration, Epiretinal membrane), as well as the optic nerve and the visual pathway to the brain. In the test, the person looks with each eye separately at the small dot in the center of the grid. Patients with macular disease may see
Murder for body parts growth of commerce, the range of purposes for which medicine was used to increase influence expanded significantly. In the early 1990s when South Africa was experiencing internal political strife between several political groupings, it became clear that some mutilations for medicine were opportunistic and incidental to the assassination of political opponents. There have also been occurrences of mutilation of corpses in medical facilities. In not all cases does the employment of a traditional healer seem to have been thought necessary to the process. In 1994, a 14-year-old named Segametsi Mogomotsi was murdered in Mochudi, Botswana and body parts removed. The