Search results
Results from the WOW.Com Content Network
Prism dioptres. Prism correction is commonly specified in prism dioptres, a unit of angular measurement that is loosely related to the dioptre. Prism dioptres are represented by the Greek symbol delta (Δ) in superscript. A prism of power 1 Δ would produce 1 unit of displacement for an object held 100 units from the prism. [2]
Esophoria is an eye condition involving inward deviation of the eye, usually due to extra-ocular muscle imbalance. It is a type of heterophoria. Cause. Causes include: Refractive errors; Divergence insufficiency; Convergence excess; this can be due to nerve, muscle, congenital or mechanical anomalies.
Successful surgical correction of strabismus, for adult as well as children, has been shown to have a significantly positive effect on psychological well-being. Very little research exists regarding coping strategies employed by adult strabismics. One study categorized coping methods into three subcategories: avoidance (refraining from ...
Daniel John Callahan (July 19, 1930 – July 16, 2019) was an American philosopher who played a leading role in developing the field of biomedical ethics as co-founder of The Hastings Center, the world's first bioethics research institute. [1] He served as the Director of The Hastings Center from 1969 to 1983, president from 1984 to 1996, and ...
The UN Principles of Medical Ethics is a code of medical ethics relating to the "roles of health personnel in the protection of persons against torture and other cruel, inhuman or degrading treatment or punishment.", adopted by the United Nations on 18 December 1982 at the 111th plenary meeting of the United Nations General Assembly. [1]
Convergence insufficiency. Convergence Insufficiency. Other names. Convergence disorder. Specialty. Ophthalmology, optometry. Convergence insufficiency is a sensory and neuromuscular anomaly of the binocular vision system, characterized by a reduced ability of the eyes to turn towards each other, or sustain convergence .
Medical ethics is an applied branch of ethics which analyzes the practice of clinical medicine and related scientific research. [1] Medical ethics is based on a set of values that professionals can refer to in the case of any confusion or conflict. These values include the respect for autonomy, non-maleficence, beneficence, and justice. [2]
New research suggests that targeting a certain protein in the brain could help clear toxic plaques. Image credit: Karen Moskowitz/Getty Images. About 32 million people globally have Alzheimer’s ...