Familial hypertrophic cardiomyopathy

This study tests whether gonadal tissue removed from children with disorders of sex development (DSD) can be frozen and stored to preserve fertility. The tissue is already being removed for medical reasons, such as preventing cancer. Researchers will check the tissue for viable g…

This Phase 3 trial tests whether DYNE-101 can improve muscle function and daily life in 150 adults with myotonic dystrophy type 1 (DM1). Participants receive either the drug or a placebo by IV every few weeks for 48 weeks. The study measures how quickly people can stand from a ch…

This phase 3 trial compares a once-weekly growth hormone injection (lonapegsomatropin) to a daily one (somatropin) in 186 prepubertal children with growth failure due to Turner syndrome, SHOX deficiency, being small for gestational age, or idiopathic short stature. The goal is to…

This study tests vosoritide, a protein that stimulates bone growth, in 30 children with Noonan syndrome who are not growing well despite growth hormone treatment. The goal is to see if vosoritide can safely increase their growth rate over six months. Participants will receive one…

This study tests a new drug called ARO-DM1 in 78 adults aged 18-65 with type 1 myotonic dystrophy, a genetic muscle disorder. The goal is to check safety and how the body processes the drug. Participants receive either ARO-DM1 or a placebo by IV or injection. It is an early-stage…

This study tests an investigational drug called PGN-EDODM1 in 24 adults with myotonic dystrophy type 1, a condition causing muscle stiffness and weakness. Participants receive multiple doses of the drug or a placebo by IV to check safety and how the body processes it. The goal is…

This study tests a gene therapy called SAR446268 for people aged 10 to 55 with myotonic dystrophy type 1. The therapy is given once through an IV and aims to reduce harmful DMPK RNA and improve muscle function. The trial has two parts: first, finding the safest dose in a small gr…

This study tests a new medicine, DYNE-101, in 116 adults with myotonic dystrophy type 1 (DM1), a condition that causes muscle weakness and stiffness. The main goals are to check if the drug is safe and if it can reduce muscle stiffness and improve muscle function. Participants re…

This study is testing the long-term safety of an experimental drug called PGN-EDODM1 in 48 adults with myotonic dystrophy type 1 (DM1) who have already taken the drug in a previous study. Participants will receive the drug by IV infusion and be monitored for side effects. The goa…

This study tests a new gene therapy called TN-201 in 30 adults with hypertrophic cardiomyopathy caused by a specific genetic mutation (MYBPC3). The therapy is given as a one-time IV infusion and aims to correct the underlying genetic defect. The main goals are to check safety and…

This study tests a new drug called ATX-01 in 56 adults with myotonic dystrophy type 1, a condition that causes muscle stiffness and weakness. The drug aims to block a molecule that may contribute to the disease. The trial will first give a single dose, then multiple doses, to che…

This study offers expanded access to a PET scan using a radioactive tracer called 18F-DOPA to locate small, insulin-producing lesions in the pancreas. It is for patients with congenital hyperinsulinism, Beckwith-Wiedemann syndrome, or insulinoma who have low blood sugar. The goal…

This study tests whether Acceptance and Commitment Therapy (ACT), delivered through a smartphone app, can help caregivers of children with RASopathies (like Neurofibromatosis type 1 and Noonan syndrome) cope with parenting stress. The trial is fully remote and involves 70 adult c…

This study tests whether a supplement called MyCondro can help people with knee osteoarthritis move better and feel less joint discomfort. Researchers will give two different doses to 240 adults aged 45 and older who have had knee problems for at least six months. The main goal i…

This study tests whether a personalized exercise program can improve balance and physical function in adults with rare neuromuscular disorders like Charcot-Marie-Tooth disease, facioscapulohumeral muscular dystrophy, and myotonic dystrophy type 1. Participants will receive a 12-d…

This Phase 3 trial tests whether a once-daily dose of mexiletine PR can safely reduce muscle stiffness (myotonia) in people with myotonic dystrophy types 1 and 2. About 176 participants will receive either the drug or a placebo for 26 weeks. The main measure is how quickly hand m…

This phase 3 trial is testing whether metformin, a common diabetes drug, can improve muscle function in adults with myotonic dystrophy type 1 (Steinert's disease). The study will enroll 142 participants who will receive either metformin or a placebo for 6 months. Researchers will…

This study follows up to 10 children from birth to under 6 years old who have genetic muscle disorders causing stiffness (myotonia) and are taking mexiletine. Researchers will collect data on side effects and how the medicine is used in routine care over the long term. The goal i…

This study follows people with Multiple Acyl-CoA Dehydrogenase Deficiency (MADD) over time to learn how the condition progresses and affects daily life. Researchers will collect health data and patient feedback to identify patterns and potential markers of the disease. The goal i…

This study follows 1,000 adults with myotonic dystrophy type 1 (DM1) over time to measure how the disease progresses. Researchers will track walking speed, hand muscle relaxation, grip strength, heart and lung function, and daily activity. The goal is to establish reliable biomar…

This study aims to learn more about RASopathies, a group of genetic conditions that can cause developmental issues, birth defects, and increased cancer risk. Researchers will follow up to 500 people of any age who have or may have a RASopathy, along with their family members, for…

This study is looking at whether advanced heart imaging, especially cardiac MRI, can help identify the cause of cardiomyopathy and predict risks like death or heart failure in a diverse group of patients. The research focuses on adults in the Bronx, including many from Hispanic a…

This study aims to discover new genes that may cause certain cancers to run in families. Researchers will collect blood samples and health information from 1,500 people in families where multiple members have had cancer, especially childhood cancers. The goal is to build a regist…

This study looks at how to reduce the long and frustrating journey to a diagnosis for people with developmental abnormalities. Researchers will review past cases, collect new blood or skin samples, and use advanced genetic testing. The goal is to understand why some people remain…

This study is following 700 adults with myotonic dystrophy type 1 (DM1) over two years. Researchers are measuring walking speed, lung function, and muscle tissue changes to find reliable markers of disease progression. The goal is to improve future clinical trials by better under…

This study aims to learn why myotonic dystrophy type 1 affects children differently than adults, and why symptoms vary even within the same family. Researchers will observe 100 children (ages 0-17) through video calls and simple at-home activities, and analyze their genes from a …

This study aims to understand why myotonic dystrophy type 1 affects people so differently. Researchers will remotely assess muscle strength, memory, and activity in 1,000 participants, and analyze their DNA from a blood sample. All activities are done from home using a mailed too…

This study is building a large online registry of 10,000 adults with cardiomyopathy or myocarditis, plus those with a strong family history. Researchers will track participants over time to see how many experience serious events like heart failure, dangerous heart rhythms, or dea…

This study aims to improve how doctors predict the risk of sudden cardiac death or heart failure in people with inherited heart diseases. Researchers will use artificial intelligence to analyze data from 1,000 participants, including medical history, ECGs, imaging, genetic tests,…

This study aims to create a collection of blood and urine samples from 100 people with Noonan syndrome. Researchers will use these samples to study how the disease works and look for factors that predict how it will progress. The study does not test any treatment, but may help gu…

This study looks at cholesterol and blood sugar levels in 200 people with Noonan syndrome and related conditions, aged 2 to 35. Researchers want to see if these levels differ by age, gender, or genetic type. The goal is to improve long-term care by identifying who might be at hig…

This study is looking at whether a molecule in the blood called miR-1 can help doctors understand how muscle diseases like Duchenne muscular dystrophy and myotonic dystrophy are progressing. Researchers will compare miR-1 levels in 104 people, including patients with different mu…

This observational study will follow 2000 children and adults with imprinting disorders—rare genetic conditions like Silver-Russell and Prader-Willi syndromes. Researchers aim to describe the natural history of these diseases and identify common metabolic profiles, risks for obes…

This study aims to create a national registry for people with Myotonic Dystrophy Type 1 (DM1) in Spain. Researchers will collect clinical data, genetic information, and patient reports from up to 3,000 participants. The goal is to better understand the disease and identify people…

This study is looking for 75 adults with myotonic dystrophy (a muscle disease) and healthy volunteers to test new muscle imaging techniques. The goal is to find better ways to measure muscle changes over time, which could help future treatment studies. Participants will undergo M…

This study follows 1500 people who already have an implantable cardioverter-defibrillator (ICD) to prevent sudden cardiac death. Researchers will track heart function, genetics, and blood markers to find better ways to predict who is at highest risk. The goal is to improve how do…

This study is testing advanced heart MRI scans to better diagnose and predict risks for people with rare heart muscle diseases. Researchers will scan 1000 participants to see if these new imaging methods can identify conditions like Fabry disease and cardiac amyloidosis more accu…

This study looks at heart tissue samples from 216 adults who already need a biopsy as part of their care. Researchers want to find unique molecular patterns in different heart conditions, including after a heart transplant. The goal is to improve how these diseases are diagnosed …

This study is collecting blood, tissue, and medical information from up to 1,000 people with RASopathies—a group of genetic conditions that affect development and raise cancer risk. Researchers will store these samples and data in a database for future studies. The goal is to lea…

This study looks at the spinal fluid and brain activity of people with myotonic dystrophy type 1, a condition that affects muscles and thinking. Researchers want to find early signs of disease in the fluid that surrounds the brain. About 88 adults will take part, including some w…

This study aims to find less invasive ways to measure muscle disease activity in people with muscular dystrophies. Instead of painful muscle biopsies, researchers will use blood and urine samples along with painless ultrasound and electrical tests on the arms and legs. The goal i…

This study aims to find less invasive ways to measure disease activity in myotonic dystrophy by looking for RNA markers in blood and urine instead of taking muscle biopsies. Researchers will compare samples from 215 people with and without the condition to see if these markers ca…

This registry aims to connect people diagnosed with myotonic dystrophy (DM) or facioscapulohumeral muscular dystrophy (FSHD) with researchers. By joining, participants help scientists better understand these inherited muscle-weakening diseases and develop future treatments. The r…

This study tests an online clinic (eCG Family Clinic) that helps families with inherited heart conditions get genetic counseling and DNA testing from home. Researchers will see if more family members use the service and how satisfied they are compared to standard care. About 170 …