Definition

A congenital myopathy that is characterized by muscle weakness primarily affecting the proximal muscles of the lower limbs beginning in infancy or early childhood, although later onset of symptoms has been reported and that has_material_basis_in heterozygous mutation in the ryanodine receptor-1 gene (RYR1) on chromosome 19q13. Heterozygous mutation in the RYR1 gene also causes susceptibility to malignant hyperthermia-1 (MHS1), patients with CMYP1A are at risk for MHS. Biallelic mutations in the RYR1 gene cause autosomal recessive CMYP1B, which shows overlapping features, but is typically more severe.

Synonyms

central core disease
central core myopathy

Cross References

Parent Terms

Child Terms

None

Sources of Associations

Associated Genes

Gene	Species	Association	Disease Qualifier	Disease	Evidence	Based On	Source	References
No records match query. Try removing filters.

Showing 0 - 0 of 0 rows

per page

Associated Alleles

Allele	Species	Association	Disease Qualifier	Disease	Evidence	Source	References
No records match query. Try removing filters.

Showing 0 - 0 of 0 rows

per page

Associated Models

Model	Species	Experimental condition	Association	Disease Qualifiers	Disease	Condition Modifier	Genetic Modifier	Evidence	Source	References
No records match query. Try removing filters.

Showing 0 - 0 of 0 rows

per page

congenital myopathy 1A

congenital myopathy 1A

Associated Genes

Associated Alleles

Associated Models