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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.
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]
Glasses, surgery [3] Frequency. ~2% (children) [3] Strabismus is a vision disorder in which the eyes do not properly align with each other when looking at an object. [2] The eye that is pointed at an object can alternate. [3] The condition may be present occasionally or constantly. [3]
Maddox wing. The Maddox Wing is an instrument utilized by ophthalmologists, orthoptists and optometrists in the measurement of strabismus (misalignment of the eyes; commonly referred to as a squint or lazy eye by the lay person). It is a quantitative and subjective method of measuring the size of a strabismic deviation by dissociation of the ...
If the patient saw a red line to the right and white light to the left, they are said to have esotropia or esophoria (uncrossed diplopia) in which base out (BO) prisms of increasing strength are used until the lines are superimposed.
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. 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.
The International Code of Medical Ethics [1] was adopted by the General Assembly of the World Medical Association at London in 1949, and amended in 1968, 1983, and 2006. It is a code based on the Declaration of Geneva and the main goal is to establish the ethical principles of the physicians worldwide, based on his duties in general, to his ...
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]
Evidence-based medical ethics is a form of medical ethics that uses knowledge from ethical principles, legal precedent, and evidence-based medicine to draw solutions to ethical dilemmas in the health care field. Sometimes this is also referred to as argument-based medical ethics.