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Metadata
ID DOID:0050530
PURL http://purl.obolibrary.org/obo/DOID_0050530 Copy
Name intermediate spinal muscular atrophy
Definition A childhood spinal muscular atrophy that is characterized by progressive muscular weakness and respiratory failure, develops in children between the ages of 6 and 12 months and drastically reduces length of life, and has_material_basis_in mutations in the SMN1 or SMN2 genes that are required for the survival of motor neurons.
https://rarediseases.info.nih.gov/diseases/4945/spinal-muscular-atrophy-type-2
Xrefs

MESH:D014897

MIM:253550

NCI:C156310

SNOMEDCT_US_2025_09_01:128212001

UMLS_CUI:C0393538

Subsets

DO_FlyBase_slim

NCIthesaurus

Synonyms

MUSCULAR ATROPHY, SPINAL, INFANTILE CHRONIC FORM [EXACT]

MUSCULAR ATROPHY, SPINAL, INTERMEDIATE TYPE [EXACT]

SMA II [EXACT]

SMA2 [EXACT]

spinal muscular atrophy 2 [EXACT]

spinal muscular atrophy type II [EXACT]

Parent Relationships

is_a childhood spinal muscular atrophy

is_a autosomal recessive disease

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