Biotinidase deficiency
MONDO:0009665A late-onset form of multiple carboxylase deficiency, an inborn error of biotin metabolism that, if untreated, is characterized by seizures, breathing difficulties, hypotonia, skin rash, alopecia, hearing loss and delayed development.
Also known as: BTD deficiency, biotinidase deficiency, juvenile-onset multiple carboxylase deficiency, late-onset multiple carboxylase deficiency, biotin deficiency, late-onset biotin-responsive multiple carboxylase deficiency, multiple carboxylase deficiency, juvenile-onset, multiple carboxylase deficiency, late-onset
11 clinical trials for this condition and its sub-types.
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Wearable gadget aims to stop falls in neuropathy patients
Symptom relief Recruiting nowThis study tests a device called Walkasins, worn on the lower legs, that vibrates to give sensory feedback about foot pressure. The goal is to see if using it daily for six months improves balance and walking in 200 adults aged 55+ with peripheral neuropathy. Participants will do…
Phase: NA • Sponsor: RxFunction Inc. • Aim: Symptom relief
Last updated Jul 16, 2026 00:00 UTC
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Scientists seek clues to fungal infections in immune system study
Knowledge-focused Recruiting nowThis study aims to understand why some people are more prone to fungal infections, especially from Candida yeast. Researchers will collect blood, saliva, urine, and tissue samples from people with immune disorders, their family members, and healthy volunteers. No treatment is giv…
Sponsor: National Institute of Allergy and Infectious Diseases (NIAID) • Aim: Knowledge-focused
Last updated Aug 18, 2026 03:00 UTC
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NIH launches major study to unlock secrets of rare bone diseases
Knowledge-focused Recruiting nowThis study aims to collect information and bone samples from up to 1,000 people with bone or mineral disorders, such as tumor-induced osteomalacia or familial tumoral calcinosis. Participants receive standard medical evaluations and may provide bone tissue from surgery or a biops…
Sponsor: National Institute of Dental and Craniofacial Research (NIDCR) • Aim: Knowledge-focused
Last updated Aug 18, 2026 03:00 UTC
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Massive study seeks answers for rare inherited nerve diseases
Knowledge-focused Recruiting nowThis study aims to learn more about rare inherited disorders that affect the brain, spinal cord, muscles, and nerves. Researchers will collect medical history, perform exams, and run genetic tests on up to 3,500 participants. No new treatments are tested; the goal is to better un…
Sponsor: National Institute of Neurological Disorders and Stroke (NINDS) • Aim: Knowledge-focused
Last updated Jul 10, 2026 00:00 UTC
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Bedside test may end guesswork in nerve pain treatment
Knowledge-focused Recruiting nowThis study aims to see if a quick bedside sensory test can predict which painkiller—pregabalin, duloxetine, or a placebo—works best for people with nerve pain in their feet. About 190 adults with diabetic, chemotherapy-related, or idiopathic nerve pain will try each treatment for…
Phase: PHASE2 • Sponsor: University of Rochester • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:23 UTC
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Newborn screening study aims to decode rare enzyme disorder
Knowledge-focused Recruiting nowThis study follows 180 children in Italy born with biotinidase deficiency, a rare condition that can cause skin, eye, and nerve problems if untreated. Researchers will compare each child's genetic makeup with their enzyme activity levels and health outcomes. The goal is to better…
Sponsor: IRCCS Azienda Ospedaliero-Universitaria di Bologna • Aim: Knowledge-focused
Last updated Jun 27, 2026 11:00 UTC
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4,000 patients to help unlock secrets of nerve disease
Knowledge-focused Recruiting nowThis study is collecting information from 4,000 adults with peripheral neuropathy (nerve damage) to better understand the condition. Researchers will combine standard tests with nerve ultrasound to see if it helps diagnose and track the disease. No new treatments are being tested…
Sponsor: Casa di Cura Dott. Pederzoli • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:08 UTC
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Liquid nerve biopsy could unlock ALS secrets
Knowledge-focused Recruiting nowThis study is collecting nerve samples and biofluids from 400 people with ALS or peripheral neuropathies to find biological markers for early diagnosis and disease tracking. By analyzing individual cells, researchers hope to identify molecular changes that happen before symptoms …
Sponsor: Fondazione I.R.C.C.S. Istituto Neurologico Carlo Besta • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:02 UTC