Autosomal recessive ataxia due to ubiquinone deficiency
MONDO:0012784This syndrome is characterized by childhood-onset progressive ataxia and cerebellar atrophy.
Also known as: ARCA2, SCAR9, autosomal recessive ataxia due to coenzyme Q10 deficiency, autosomal recessive cerebellar ataxia type 2, autosomal recessive spinocerebellar ataxia type 9, coenzyme Q10 deficiency, primary, type 4, COQ10D4, autosomal recessive spinocerebellar ataxia 9
75 clinical trials for this condition and its sub-types.
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Last chance access: vatiquinone for mitochondrial disease patients
Disease control NO_LONGER_AVAILABLEThis program offered vatiquinone, an experimental liquid medication, to patients with inherited mitochondrial diseases like Leigh syndrome who had already completed a previous safety study. The goal was to continue treatment for those who might benefit, but enrollment is now clos…
Sponsor: Medical University of South Carolina • Aim: Disease control
Last updated Jun 27, 2026 12:05 UTC
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AI boosts brain scan accuracy in massive new trial
Diagnosis ENROLLING_BY_INVITATIONThis study tests whether an AI tool can help radiologists read brain CT and MRI scans more accurately and quickly. Researchers will compare how well doctors, AI alone, and doctors using AI together can spot abnormalities, urgent findings, and classify diseases. The goal is to red…
Sponsor: Yaou Liu • Aim: Diagnosis
Last updated Jun 27, 2026 11:00 UTC
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New study tests workplace coaching to keep Parkinson's patients on the job
Symptom relief OngoingThis study tests a personalized workplace intervention for 124 Dutch workers with Parkinson's disease, cerebellar ataxia, hereditary spastic paraparesis, or slowly progressive neuromuscular/mitochondrial disorders. A trained facilitator helps employees and their managers identify…
Phase: NA • Sponsor: Radboud University Medical Center • Aim: Symptom relief
Last updated Jun 27, 2026 13:07 UTC
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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
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Could a headset at home boost brain recovery? new study tests tDCS for stroke, tumors, and neurodegeneration
Symptom relief ENROLLING_BY_INVITATIONThis study tests whether a home-based brain stimulation device (tDCS) combined with activity therapy can help improve cognitive and language problems in people with stroke, brain tumors, or neurodegenerative conditions like Parkinson's or Alzheimer's. Fifty-five participants will…
Phase: NA • Sponsor: Mayo Clinic • Aim: Symptom relief
Last updated Jun 27, 2026 09:00 UTC
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Can a gentle brain zap help people with ataxia walk better?
Symptom relief OngoingThis study tests whether a non-invasive brain stimulation technique called transcranial direct current stimulation (tDCS) can improve movement in people with degenerative ataxia, a rare condition that damages the cerebellum and impairs balance and coordination. Sixteen participan…
Phase: NA • Sponsor: University of Cagliari • Aim: Symptom relief
Last updated Jun 27, 2026 08:00 UTC
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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
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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
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MRI scans could unlock secrets of rare muscle disease
Knowledge-focused ENROLLING_BY_INVITATIONThis study uses special MRI scans to measure how well muscles produce energy in people with mitochondrial disease. Researchers hope to learn more about the condition and develop a new tool to help diagnose and track it. The study involves 230 participants aged 7 to 75 with suspec…
Sponsor: Children's Hospital of Philadelphia • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:11 UTC
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Massive gene hunt launched for mysterious mitochondrial diseases
Knowledge-focused ENROLLING_BY_INVITATIONThis study aims to discover new genetic mutations that cause mitochondrial disorders by analyzing tissue samples from up to 6,900 participants. It includes people with suspected or known mitochondrial diseases, such as MELAS or Leigh's Disease, who lack a genetic diagnosis. The r…
Sponsor: Columbia University • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:09 UTC
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300 volunteers help create medical image bank for science
Knowledge-focused OngoingThis study gathers MRI, CT, and ultrasound images from 300 adults—some healthy, some with kidney or brain disease—to build a collection for future not-for-profit research. No new treatments are being tested; the goal is to make medical images available to scientists for advancing…
Sponsor: Mario Negri Institute for Pharmacological Research • Aim: Knowledge-focused
Last updated Jun 26, 2026 13:28 UTC