Vitamin B12-responsive methylmalonic acidemia
MONDO:0017214An 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).
Also known as: adenosylcobalamin deficiency, vitamin B12-responsive methylmalonic aciduria
33 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsSub-types
Broader categories
-
Newborn screening study aims to catch rare diseases at birth
Diagnosis OngoingThis study offers voluntary screening for newborns in North Carolina to detect a wide range of rare health conditions early. Using a small blood sample already collected at birth, the program tests for dozens of disorders, including spinal muscular atrophy, cystic fibrosis, and m…
Sponsor: RTI International • Aim: Diagnosis
Last updated Jul 03, 2026 00:00 UTC
-
New vitamin supplements aim to make life easier for kids with rare metabolic disorders
Symptom relief OngoingThis study tests new vitamin and mineral supplements called EasiVits for children aged 1-16 with inborn errors of metabolism (IEM). These supplements have less carbohydrate and no flavor, so they can be used with different diets and kids can add their own taste. The goal is to se…
Phase: NA • Sponsor: NeoteriQ Ltd. • Aim: Symptom relief
Last updated Jun 27, 2026 13:00 UTC
-
Real food tube feeds: a kinder option for kids?
Symptom relief OngoingThis study looks at how well children aged 1 to 16 tolerate and accept new nutritional feeds made from real food ingredients. The feeds are given through a tube or as a drink. Researchers will track stomach issues like pain, bloating, and nausea over 28 days. The goal is to see i…
Phase: NA • Sponsor: Nutricia UK Ltd • Aim: Symptom relief
Last updated Jun 27, 2026 12:08 UTC
-
Massive genetic study aims to unlock secrets of rare metabolic diseases
Knowledge-focused ENROLLING_BY_INVITATIONThis study will collect and analyze genetic data from 1000 people with suspected inherited metabolic diseases, including conditions like epilepsy and mitochondrial disorders. Researchers at Karolinska University Hospital aim to improve diagnosis by using advanced genetic testing …
Sponsor: Region Stockholm • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:38 UTC
-
Study on COVID-19 and metabolic disorders pulled before it began
Knowledge-focused TerminatedThis study was designed to track how COVID-19 infection might worsen the condition of people with inherited metabolic diseases (IMD). Researchers planned to collect information from French patients with IMD who had or had COVID-19 to see how often their metabolic disease got wors…
Sponsor: University Hospital, Lille • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:37 UTC