Written by Private MD Labs Medical Writing Team • Last Updated: September 8, 2025
Methylmalonic acidemia is a rare genetic metabolic disorder that affects the body's ability to properly process certain proteins and fats. This condition leads to a dangerous accumulation of methylmalonic acid in the blood and tissues, which can cause serious health complications if left untreated.
This test directly measures methylmalonic acid levels in the blood, which is the primary diagnostic marker for methylmalonic acidemia. Individuals with this genetic disorder will show significantly elevated levels of methylmalonic acid due to their body's inability to properly process certain proteins and fats, leading to a characteristic accumulation of this biomarker.
Because methylmalonic acidemia is a genetic disorder with symptoms that can mimic other conditions, accurate diagnosis requires specific laboratory testing to measure methylmalonic acid levels in the body. Early detection is crucial for preventing severe complications and implementing appropriate treatment strategies.
Significantly elevated methylmalonic acid levels strongly suggest the presence of methylmalonic acidemia. This test is essential for confirming the diagnosis and monitoring treatment effectiveness. Normal or slightly elevated levels may rule out this genetic disorder, but interpretation should always be done by a qualified healthcare provider.
The information here is for educational purposes only and is not a substitute for professional medical advice. Always consult with a healthcare provider for diagnosis and treatment. Genetic counseling may also be recommended for families affected by methylmalonic acidemia.