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单词 syringomyelia
释义

syringomyelia

enUK

sy·rin·go·my·e·li·a

S0973600 (sə-rĭng′gō-mī-ē′lē-ə)n. A chronic disease of the spinal cord characterized by the presence of fluid-filled cavities and leading to spasticity and sensory disturbances.
[New Latin sȳringomyelia : Greek sūrinx, sūring-, spinal cavity + Greek muelos, marrow (from mūs, mouse, muscle; see mūs- in Indo-European roots).]
sy·rin′go·my·el′ic (-ĕl′ĭk) adj.

syringomyelia

(səˌrɪŋɡəʊmaɪˈiːlɪə) n (Pathology) a chronic progressive disease of the spinal cord in which cavities form in the grey matter: characterized by loss of the sense of pain and temperature[C19: syringo-, from Greek: syrinx + -myelia from Greek muelos marrow] syringomyelic adj

sy•rin•go•my•e•li•a

(səˌrɪŋ goʊ maɪˈi li ə)

n. a disease of the spinal cord in which the nerve tissue is replaced by a fluid-filled cavity. [1875–80; syringo- (comb. form of Greek sŷrinx syrinx) + myelia (see myelo-, -ia)] sy•rin`go•my•el′ic (-ˈɛl ɪk) adj.
Translations

Syringomyelia

enUK

syringomyelia

[sə‚riŋ·gō‚mī′ē·lē·ə] (medicine) A chronic disease characterized by the presence of cavities surrounded by gliosis near the canal of the spinal cord and often extending to the medulla.

Syringomyelia

 

in humans, a chronic, progressive disease of the nervous system characterized by the formation of cavities in the spinal cord, by the proliferation of neuroglia, and by sensitivity, motor, and trophic disorders. The disease was first described by the French physician Olivier d’Angers in 1824.

The occurrence of syringomyelia is related to the improper embryonic development of the central canal and the posterior median cervical septum of the spinal cord, which is possibly influenced by heredity. Environmental factors, including trauma, infections, and intoxications, may also cause the disease. Usually striking at a young age, syringomyelia is initially characterized by intense pain in the cervicobrachial area and the arm, by numbness in various parts of the body, and by decreased sensitivity to pain and temperature (possibly resulting in burns). Gradually the muscles begin to atrophy, with the hands affected first, becoming clawhands. The skin becomes dry and cyanotic, and the bones become brittle. Other elements of the disease are curvature of the spine, pathological fractures, and trophic diseases of the joints. The spread of the disease to the brain stem results in syringobulbia, which is characterized by paresis of the soft palate, speech and swallowing disturbances, and atrophy of the tongue muscles.

The diagnosis of syringomyelia is facilitated by anomalies in an individual’s physical development, including asymmetry of the face and lid splits and spina bifida occulta. The disease is treated with repeated roentgenotherapy, doses of Neostigmine (or galanthamine), and ultrasound, which provides temporary relief in the early stages of the disease. In some cases, syringomyelia is treated surgically.

REFERENCE

Shamburov, D. A. Siringomieliia. Moscow, 1961.

V. B. GEL’FAND

syringomyelia

enUK

syringomyelia

 [sĭ-ring″go-mi-e´le-ah] a slowly progressive syndrome in which cavitation occurs in the central (usually cervical) segments of the spinal cord; the lesions may extend up into the medulla oblongata (syringobulbia) or down into the thoracic region. It may be of developmental origin, arise secondary to tumor, trauma, infarction, or hemorrhage, or be without known cause. It results in neurological deficits that generally consist of segmental muscular weakness and atrophy accompanied by a dissociated sensory loss (loss of pain and temperature sensation, with preservation of the sense of touch), and thoracic scoliosis is often present. Called also cystic myelopathy and Morvan's syndrome.

sy·rin·go·my·e·li·a

(sĭ-ring'gō-mī-ē'lē-ă), [MIM*186700 and MIM*272480] The presence in the spinal cord of longitudinal cavities lined by dense, gliogenous tissue, which is not caused by vascular insufficiency. Syringomyelia is marked clinically by pain and paresthesia, followed by muscular atrophy of the hands and analgesia with thermoanesthesia of the hands and arms, but with the tactile sense preserved; later marked by painless whitlow, spastic paralysis in the lower extremities, and scoliosis of the lumbar spine. Some cases are associated with low grade gliomas or vascular malformations of the spinal cord. Synonym(s): hydrosyringomyelia, Morvan disease, syringomyelus [syringo- + G. myelos, marrow]

syringomyelia

(sə-rĭng′gō-mī-ē′lē-ə)n. A chronic disease of the spinal cord characterized by the presence of fluid-filled cavities and leading to spasticity and sensory disturbances.
sy·rin′go·my·el′ic (-ĕl′ĭk) adj.

syringomyelia

Neurology A disorder characterized by damage to the spinal cord, caused by formation of a fluid-filled cavity within the spinal cord, due to trauma, tumors, or congenital defects; the cavity begins in the cervical region and slowly expands, causing progressive pressure-related damage to the spinal cord. Cf Spinal cord trauma.

sy·rin·go·my·e·li·a

(si-ring'gō-mī-ē'lē-ă) The presence in the spinal cord of longitudinal cavities lined by dense, gliogenous tissue, which are not caused by vascular insufficiency. Syringomyelia is marked clinically by pain and paresthesia, followed by muscular atrophy of the hands and analgesia with thermoanesthesia of the hands and arms, but with the tactile sense preserved; it is later marked by painless whitlows, spastic paralysis in the lower extremities, and scoliosis of the lumbar spine. Some cases are associated with low-grade astrocytomas or vascular malformations of the spinal cord.
Synonym(s): hydrosyringomyelia, Morvan disease.
[syringo- + G. myelos, marrow]

syringomyelia

A rare brainstem or upper spinal cord defect in which the central canal progressively expands and damages adjacent nerve tracts. There is loss of pain and temperature sensation in the neck, shoulders and upper limbs followed by muscle wasting and loss of the sense of touch. Later, there is paralysis and SPASTICITY and progressive disablement.

Morvan,

Augustin Marie, French physician, 1819-1897. Morvan chorea - continuous involuntary quivering of muscles at rest. Synonym(s): myokymiaMorvan disease - the presence of longitudinal cavities in the spinal cord. Synonym(s): Morvan syndrome; syringomyeliaMorvan syndrome - Synonym(s): Morvan disease
AcronymsSeeSM
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更新时间:2024/12/22 14:37:12