Preferred Label : Methylmalonic aciduria, vitamin B12 responsive;
ICD-11 definition : Vitamin B12-responsive methylmalonic acidemia (MA) is an inborn error of vitamin B12
(cobalamin) metabolism characterized by recurrent ketoacidotic comas or transient
vomiting, dehydration, hypotonia and intellectual deficit, which responds to vitamin
B12. There are three types: cblA, cblB and cblD-variant 2 (cblDv2).;
ICD-11 synonym : Adenosylcobalamin deficiency;
Origin ID : 1135248720;
UMLS CUI : C0342720;
Currated CISMeF NLP mapping
Semantic type(s)
UMLS correspondences (same concept)
Vitamin B12-responsive methylmalonic acidemia (MA) is an inborn error of vitamin B12
(cobalamin) metabolism characterized by recurrent ketoacidotic comas or transient
vomiting, dehydration, hypotonia and intellectual deficit, which responds to vitamin
B12. There are three types: cblA, cblB and cblD-variant 2 (cblDv2).