Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «E»:
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Electrophoretic
Electrophoretic: Pertaining to electrophoresis, the separation of molecules according to their size and electrical charge by applying an electric current to them....
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Electrophrenic respiration
Electrophrenic respiration: See: Diaphragm pacing....
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Electrophysiologic
Electrophysiologic: Pertaining to electrophysiology....
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Electrophysiologic retinal testing
Electrophysiologic retinal testing: Testing done to diagnose specific disorders of the retina, including inherited retinal diseases, the effects of toxic drug exposure on the retina, and the presence of foreign bodies within the eye.
The most commonly performed electrophysiologic test is the electr...
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Electrophysiologic study of the heart
Electrophysiologic study of the heart: A test of the electrical conduction system of the heart (the system that generates the heart beat).
Electrophysiologic study (EPS) of the heart is done by threading thin plastic tubes (catheters) into a vein where the leg connects to the abdomen. A local anest...
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Electrophysiologic testing of the retina
Electrophysiologic testing of the retina: See: Electrophysiologic retinal testing ....
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Electrophysiology
Electrophysiology: The biomedical field dealing with the study of electric activity in the body. Electrophysiology includes the study of the production of electrical activity and the effects of that electrical activity on the body. See, for example: Electrophysiologic retinal testing ; and Electroph...
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Electroretinogram
Electroretinogram: Abbreviated ERG. An electroretinographic recording. See: Electroretinography....
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Electroretinography
Electroretinography: Abbreviated ERG. A test in which the electrical potentials generated by the retina of the eye are measured when the retina is stimulated by light.
In an ERG, an electrode is placed on the cornea at the front of the eye. The electrode measures the electrical response of the ro...
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Electroshock therapy
Electroshock therapy: See Electroconvulsive therapy....
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Electrosurgery
Electrosurgery: Instead of using a scalpel, the surgeon utilizes a heat-generating electrical device to burn or vaporize tissue in order to remove it and minimize and halt bleeding....
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Elephantiasis
Elephantiasis: Lymphatic filariasis, a mosquito-borne parasitic disease caused by tiny thread-like worms that live in the human lymph system. Best known from dramatic photos of people with grossly enlarged or swollen arms and legs.
The parasitic worms responsible for the disease include Wuchereria...
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Elevated hemidiaphragm
Elevated hemidiaphragm: Elevation of half of the diaphragm, the muscle that separates the chest cavity from the abdomen and that serves as the main muscle of respiration. The elevation of a
hemidiaphragm is a significant sign of a problem.
That problem may lie below, within or above the diaphragm:
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Eleventh cranial nerve
Eleventh cranial nerve: The eleventh cranial nerve is the accessory nerve. The twelve cranial nerves, the accessory nerve included, emerge from or enter the skull (the cranium) as opposed to the spinal nerves which emerge from the vertebral column. The accessory is so-called because, although it a...
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Elidel
Elidel: Brand name of pimecrolimus....
