Spasms, Infantile
An epileptic syndrome characterized by the triad of infantile spasms, hypsarrhythmia, and arrest of psychomotor development at seizure onset. The majority present between 3-12 months of age, with spasms consisting of combinations of brief flexor or extensor movements of the head, trunk, and limbs. The condition is divided into two forms: cryptogenic (idiopathic) and symptomatic (secondary to a known disease process such as intrauterine infections; nervous system abnormalities; BRAIN DISEASES, METABOLIC, INBORN; prematurity; perinatal asphyxia; TUBEROUS SCLEROSIS; etc.). (From Menkes, Textbook of Child Neurology, 5th ed, pp744-8)
Year introduced: 1977(1963)
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Subheadings:
Tree Number(s): C10.228.140.490.375.760, C10.228.140.490.493.875
MeSH Unique ID: D013036
Entry Terms:
- Infantile Spasm
- West Syndrome
- Syndrome, West
- Infantile Spasms
- Lightning Attacks
- Attack, Lightning
- Attacks, Lightning
- Lightning Attack
- Spasmus Nutans
- Salaam Attacks
- Attacks, Salaam
- Salaam Seizures
- Seizures, Salaam
- Nodding Spasm
- Nodding Spasms
- Spasm, Nodding
- Spasms, Nodding
- Jackknife Seizures
- Jackknife Seizure
- Seizure, Jackknife
- Seizures, Jackknife
- Hypsarrhythmia
- Hypsarrhythmias
- Cryptogenic Infantile Spasms
- Cryptogenic Infantile Spasm
- Infantile Spasm, Cryptogenic
- Infantile Spasms, Cryptogenic
- Spasm, Cryptogenic Infantile
- Spasms, Cryptogenic Infantile
- Cryptogenic West Syndrome
- Syndrome, Cryptogenic West
- West Syndrome, Cryptogenic
- Symptomatic Infantile Spasms
- Infantile Spasms, Symptomatic
- Infantile Spasm, Symptomatic
- Spasms, Symptomatic Infantile
- Spasm, Symptomatic Infantile
- Symptomatic Infantile Spasm
- Symptomatic West Syndrome
- Syndrome, Symptomatic West
- West Syndrome, Symptomatic
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