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Ophthalmology ( / ˌɒfθælˈmɒlədʒi /, OFF-thal-MOL-ə-jee) [ 1] is a clinical and surgical specialty within medicine that deals with the diagnosis and treatment of eye disorders. [ 2] A former term is oculism . An ophthalmologist is a physician who undergoes subspecialty training in medical and surgical eye care. [ 3]
The Philippine Health Insurance Corporation ( PhilHealth) was created in 1995 to implement universal health coverage in the Philippines. It is a tax-exempt, government-owned and controlled corporation (GOCC) of the Philippines, and is attached to the Department of Health. On August 4, 1969, Republic Act 6111 or the Philippine Medical Care Act ...
Without proper ventilation, carbon monoxide can be lethal at concentrations of 1000 ppm (0.1%). However, at several hundred ppm, carbon monoxide exposure induces headaches, fatigue, nausea, and vomiting. Carbon monoxide binds with hemoglobin in the blood, forming carboxyhemoglobin, reducing the blood's ability to transport oxygen.
Comparing data from 2014 between Philippines, United States of America, and Canada, Philippines only spent 4.7% of their GDP on health while USA and Canada spent 17.1% and 10.4%. [4] [5] [6] Efforts are being performed to bridge the gap. On February 20, 2019, the Universal Health Care (UHC) Bill was signed into law, aiming to provide proper ...
Snellen chart. Purpose. Snellen chart is used to estimate visual acuity (last three rows are 20/15, 20/13 and 20/10) A Snellen chart is an eye chart that can be used to measure visual acuity. Snellen charts are named after the Dutch ophthalmologist Herman Snellen who developed the chart in 1862 as a measurement tool for the acuity formula ...
Landolt C. Lea test. logMAR chart. An eye chart is a chart used to measure visual acuity comprising lines of optotypes in ranges of sizes. Optotypes are the letters or symbols shown on an eye chart. [ 1] Eye charts are often used by health care professionals, such as optometrists, physicians and nurses, to screen persons for vision impairment.
Poverty incidence of Central Visayas 10 20 30 40 2006 35.90 2009 31.01 2012 30.22 2015 29.36 2018 17.7 2021 22.10 Source: Philippine Statistics Authority Central Visayas has the fourth-largest economy in the Philippines. Cebu City serves as the region's economic hub. Transportation Ports Fastcraft terminal for ferrying passengers from Cebu to Negros Island. The Port of Cebu is the region's ...
History of PDF. The Portable Document Format (PDF) was created by Adobe Systems, introduced at the Windows and OS/2 Conference in January 1993 and remained a proprietary format until it was released as an open standard in 2008. Since then, it has been under the control of an International Organization for Standardization (ISO) committee of ...