Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «S»:
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Sclerosis
Sclerosis: Localized hardening of skin....
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Sclerosis, multiple
Sclerosis, multiple: See: Multiple sclerosis....
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Sclerotherapy
Sclerotherapy: The injection of a chemical irritant into a vein to sclerose ("harden") it. The chemical irritates the lining of the vein, causing it to swell and the blood to clot. The vein turns into scar tissue that fades from view. Blood flow shifts to nearby healthy blood vessels.
Sclerotherapy ...
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SCN (severe congenital neutropenia)
SCN (severe congenital neutropenia): An condition
characterized by a lack of neutrophils, a type of white blood cell
that is important in fighting infection. It is usually, but not
always, hereditary Children with severe congenital neutropenia (SCN)
suffer frequent infections from bacteria, whic...
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Scoliosis
Scoliosis: Sideways (lateral) curving of the spine (the backbone).
The degree of scoliosis may range from mild to
severe. Scoliosis is often an incidental and harmless
finding. People with mild curves may only need to visit
the doctor periodically for observation. Persons with more
severe scoli...
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Scoliosis, acquired
Scoliosis, acquired: Lateral (sideways) curving of the spine neither present at birth nor resulting from a condition present at birth....
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Scoliosis, congenital
Scoliosis, congenital: Lateral (sideways) curving of the spine present at birth or due to a condition present at birth. The condition may, for example, be a neuromuscular abnormality or due to a malformation of the vertebral column....
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Scoliosis, functional
Scoliosis, functional: A structurally normal spine that appears to have a lateral curve (scoliosis).
Nonstructural scoliosis involves a temporary change of spinal curvature. This is caused by an underlying condition such as a difference in leg length, muscle spasms, or inflammatory conditions, (e.g....
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Scoliosis, idiopathic
Scoliosis, idiopathic: Lateral (sideways) curvature of the spine due to unknown causes. This is the most common class of
scoliosis....
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Scoliosis, nonstructural
Scoliosis, nonstructural: A structurally normal spine that appears to have a lateral curve (scoliosis).
Nonstructural scoliosis involves a temporary change of spinal curvature. This is caused by an underlying condition such as a difference in leg length, muscle spasms, or inflammatory conditions, (e...
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Scoliosis, structural
Scoliosis, structural: A fixed lateral (sideway) curve of the spine.
Structural scoliosis often occurs from unknown factors without reference to other physical problems (idiopathic scoliosis). It tends to affect girls during adolescence.
Structural scoliosis can also be part of a syndrome or disease...
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Scooter injury
Scooter injury: An injury sustained on a scooter, a foot-operated board mounted tandemly on two wheels with an upright steering handle attached to the front wheel. The wave of popularity of scooters has created a major new cause of pediatric injuries and a significant health hazard to children. Most...
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Scopolamine
Scopolamine: A venerable drug that is a naturally occurring member of a large chemical class of compounds called alkaloids. Scopolamine was first introduced into medical usage in 1902. The name comes from that of the 18th-century Italian naturalist Giovanni Scopoli.
Scopolamine is, together with atr...
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Scorbutic
Scorbutic: Pertaining to scurvy (scorbutus) or affected by it....
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Scorbutus
Scorbutus: Scurvy. Ascorbic acid was so-named because it prevents scorbutus (scurvy). See also: Paprika....
