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External consistency
External consistency
The consistency of a procedure (for example, a rating scale or laboratory test) between sets of data.
SIMILAR TERMS--------------------------------------
Extended family
The family group consisting not only the nuclear family (the parents and their children) but also embracing the grandparents, aunts, uncles, cousins, and sometimes more distant relatives.
Extended phenytoin sodium
Extended phenytoin sodium is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): phenytoin sodium.
Extension
The process of straitening or the state of being strait. Extension of the hip and knee joints is necessary to stand up from the sitting position.
Extensor muscle
Any muscle that causes the straightening of a limb or other part.
External cephalic version
A procedure in which a doctor, using ultrasound images as a guide, attempts to massage a baby out of breech position (feet down) and into a head-down position for delivery.
External ear
There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The external ear looks complicated but it is functionally the simplest part of the ear. It consists of the pinna or auricle (the visible projecting portion of the ear), the external acoustic meatus (the outside opening to the ear canal), and the external ear canal that leads to the ear drum. In sum, there is the pinna, the meatus and the canal. And the external ear has only to concentrate air vibrations on the ear drum and make the drum vibrate. The external ear is also called the outer ear.
External fixation
A procedure that stabilizes and joins the ends of fractured (broken) bones by a splint or cast. External fixation is as opposed to internal fixation in which the ends of the fractured bone are joined by mechanical devices such as metal plates, pins, rods, wires or screws.
External jugular vein
The more superficial of the two jugular veins situated on each side of the neck. The other is the internal jugular vein. They drain blood from the head, brain, face and neck and convey it toward the heart.
External radiation therapy
Radiation therapy using a machine located outside the body to aim high-energy rays at a tumor.
External urethral sphincter muscle
A voluntary and involuntary ring-like band of muscle fibers that you voluntarily contract when you want to stop urinating.
Exteroceptive
Pertaining to a sensory organ that registers information from outside the body.
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Equipoise
A state in which an investigator is uncertain about which arm of a clinical trial would be therapeutically superior for a patient. An investigator who has a treatment preference or finds out that one arm of a comparative trial offers a clinically therapeutic advantage should disclose this information to subjects participating in the trial. Ethically, subjects should only be entered or continue in a trial where equipoise exists for that subject.
Equivalence trial
A trial with the primary objective of showing that the response to two or more treatments differs by an amount which is clinically unimportant. This is usually demonstrated by showing that the true treatment difference is likely to lie between a lower and an upper equivalence level of clinically acceptable differences.
Ethics approval
The affirmation decision of the ethics committee that the clinical trial has been independently reviewed and may be conducted at the institution site within the constraints set forth by the IRB, the institution, good clinical practice (GCP), and the applicable regulatory requirements.
Ethics committee (EC)
an independent body (a review board or a committee, institutional, regional, national, or supranational) constituted of medical/scientific professionals and non-scientific members, whose responsibility it is to ensure the protection of the rights, safety, and well-being of human subjects involved in a trial and to provide public assurance of that protection by, among other things, reviewing and approving/providing favourable opinion on, the trial protocol, the suitability of the investigator(s), facilities, and the methods and material to be used in obtaining and documenting informed consent of the trial subjects. The legal status, composition, function, operations, and regulatory requirements pertaining to independent ethics committees may differ among countries, but should allow the independent ethics committee to act in agreement with GCP as described in the ICH guideline. See also institutional review board.
Exclusion criteria
A list of criteria, any one of which excludes a potential subject from participation in a study. See also inclusion criteria, admission criteria.
External consistency
Epithelial
Of the cells that line the internal and external surfaces of the body.
Ed.D.
Doctor of Education.
Edema (dropsy)
The presence of excessive watery fluid in intercellular (especially subcutaneous) spaces or in a bodily cavity; the condition characterized by such presence; and/or the swelling that the presence of excessive fluid causes.
Enzyme (natural catalyst)
Any of numerous proteins and protein-nonprotein compounds that living cells produce and that can initiate, or affect the speed of, specific chemical reactions.
Electromyography (EMG) and Nerve Conduction Velocity (NCV) Studies
Tests used to diagnose neuropathy and check for nerve damage. These tests are usually both run at the same time, using the same equipment.
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