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
The body in traditional Chinese medicine conflicting yet inter-reliant. When the two(Yin+Yang) forces are united they create a divine energy, which supports the flow of all life. Yin organs represent : femininity, coldness, compression, darkness, and submission. Yang organs represent : masculinity, expansion, heat, motion, and action. This duality(yin+yang) must be in balance or else disease of the mind and body will occur. Each organ governs energy channels, which distribute qi and connect all parts of the body to one another. These channels are called meridians. Wood is an element of growth, originality, creativity, and evolution. The Liver(1) and the Gallbladder(2) are the two wood governed