Biotin-dependent carboxylase deficiency digital illustration

Biotin-dependent carboxylase deficiency Save


ICD-10 code: D81.81

Chapter: Diseases of the blood and blood forming organs and certain disorders involving the immune mechanism

Biotin-dependent carboxylase deficiency: What you need to know

Biotin-dependent carboxylase deficiency is a rare genetic condition that affects the body's ability to process biotin, a crucial B-vitamin necessary for proper metabolism. This condition can lead to a range of symptoms, including seizures, developmental delays, hearing loss, and skin rash, among others.

Here are some important things to know about biotin-dependent carboxylase deficiency:

  1. Cause: Biotin-dependent carboxylase deficiency is caused by mutations in the genes that produce biotin-dependent enzymes. These enzymes are essential for the breakdown of certain amino acids, fatty acids, and carbohydrates in the body. When they are not functioning correctly, toxic byproducts can build up and cause damage to the brain and other organs.
  2. Symptoms: The symptoms of biotin-dependent carboxylase deficiency can vary widely depending on the severity of the condition. Some common symptoms include seizures, developmental delays, hearing loss, skin rash, and respiratory problems. In severe cases, the condition can be life-threatening.
  3. Treatment: Biotin-dependent carboxylase deficiency is a lifelong condition that requires ongoing treatment. The primary treatment is high-dose biotin supplementation, which can help to reduce symptoms and prevent further damage. Other treatments may include medications to control seizures, physical therapy to address developmental delays, and supportive care for respiratory problems.
  4. Prognosis: With early diagnosis and appropriate treatment, the prognosis for biotin-dependent carboxylase deficiency can be good. However, the long-term outlook will depend on the severity of the condition and the presence of any complications. Regular monitoring and close medical management are essential for people with this condition to ensure the best possible outcomes.
  5. Prevention: Biotin-dependent carboxylase deficiency is a genetic condition that cannot be prevented. However, early diagnosis and treatment can help to minimize the impact of the condition and prevent further damage. Families with a history of biotin-dependent carboxylase deficiency may wish to consider genetic counseling to assess their risk of passing the condition on to their children.

If you suspect that you or a loved one may have biotin-dependent carboxylase deficiency, it is important to seek medical attention as soon as possible. With appropriate treatment and ongoing care, people with this condition can lead healthy, fulfilling lives.