Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «D»:
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Direct-entry midwife
Direct-entry midwife: A midwife who has entered
the profession of midwifery as an apprentice to a practicing midwife
rather than attending a formal school program....
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Directed DNA sequencing
Directed DNA sequencing: Successively sequencing DNA from adjacent stretches of a chromosome....
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Directives, advance
Directives, advance: Known also as advance medical directives, these are documents that pertain to
treatment preferences and the designation of a surrogate
decision-maker in the event that a person should become unable to
make medical
decisions on their own behalf. Advance directives generally f...
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Directives, advance medical
Directives, advance medical: These documents
pertain to
treatment preferences and the designation of a surrogate
decision-maker in the event that a person should become unable to
make medical
decisions on their own behalf. Advance directives generally fall into
three categories: living will, ...
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Dirofilaria immitis
Dirofilaria immitis: The dog heartworm....
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Disaster supplies kit
Disaster supplies kit: Items stored in case of emergency, such as a prolonged power outage, earthquake, or flood.
You and your family can cope best by preparing for disaster before it strikes. One way to prepare is by assembling a Disaster Supplies Kit. Once disaster hits, you won't have time to sho...
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Disc
Disc:
Shortened terminology for an intervertebral disc, a disk-shaped piece of specialized tissue that separates the bones of the spinal column.
The center of a disc, called the nucleus, is soft, springy and receives the shock of standing, walking, running, etc. The outer ring of the disc, called th...
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Disc, cervical
Disc, cervical: A disk shaped piece of specialized tissue that separates the vertebral bones of the spinal column in the neck.
The center of the disc, which is called the nucleus, is soft, springy and receives the shock of standing, walking, running, etc. The outer ring of the disc, which is called...
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Disc, optic
Disc, optic: The circular area in the back of the inside of the eye where the optic nerve connects to the retina. Also called the optic nerve head....
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Disc, slipped
Disc, slipped: Rupturing of the tissue that separates the vertebral bones of the spinal column.
The center of the disc, which is called the nucleus, is soft, springy and receives the shock of standing, walking, running, etc. The outer ring of the disc, which is called the annulus (Latin for ring), ...
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Discharge
Discharge:
1.The flow of fluid from part of the body, such as from the nose or vagina.
2. The passing of an action potential, such as through a nerve or muscle fiber.
3. The release of a patient from a course of care. The doctor may then dictate a discharge summary....
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Discharge, breast
Discharge, breast: See: Breast discharge....
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Discharge, nipple
Discharge, nipple: See: Breast discharge....
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Discoid lupus
Discoid lupus: A chronic inflammatory condition limited to the skin, caused by an autoimmune disease. An autoimmune disease occurs when the body's tissues are attacked by its own immune system. Patients with lupus have unusual antibodies in their blood that are targeted against their own body tissu...
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Discordance
Discordance: 1. The presence of any given condition such as HIV in only one member of a couple.
2. In genetics, the presence of a phenotype such as asthma in only one members of a twin pair.
3. In clinical care, lack of agreement between physician and patient.
In all sense, disconcordance is as o...
