Term Name:	progressive familial heart block type IA
Synonyms:	PFHB1A
Definition:	A progressive familial heart block characterized by autosomal dominant inheritance of cardiac bundle branch disorder that may progress to complete heart block that has_material_basis_in mutation in the SCN5A gene on chromosome 3p21.
Ontology:	Human Disease [DOID:0111074]   ( DOID:0111074 )