Term Name:	congenital myasthenic syndrome 21
Synonyms:	CMS21, congenital myasthenic syndrome 21, presynaptic
Definition:	A congenital myasthenic syndrome characterized by autosomal recessive inheritance of hypotonia, apneas, and feeding difficulties that has_material_basis_in homozygous or compound heterozygous mutation in the SLC18A3 gene on chromosome 10q11.
Ontology:	Human Disease [DOID:0110672]   ( DOID:0110672 )