Muscular dystrophy - Symptoms & causes - Mayo Clinic
Feb 11, 2022 · In muscular dystrophy, abnormal genes (mutations) interfere with the production of proteins needed to form healthy muscle. There are many kinds of muscular dystrophy. Symptoms of the most common variety begin in childhood, mostly in boys.
Muscular dystrophy - Diagnosis & treatment - Mayo Clinic
Feb 11, 2022 · Blood samples can be examined for mutations in some of the genes that cause types of muscular dystrophy. Muscle biopsy. A small piece of muscle can be removed through an incision or with a hollow needle. Analysis of the tissue sample can distinguish muscular dystrophies from other muscle diseases.
Mayo Clinic Q and A: Understanding Duchenne muscular dystrophy
May 28, 2019 · Muscular dystrophy is an umbrella term applied to a group of muscle diseases in which there is a known genetic abnormality that affects proteins needed to form healthy muscle. Of the more than 30 types of muscular dystrophy, Duchenne is one of the most common.
Neuromuscular Disease - Overview - Mayo Clinic
Jun 19, 2024 · Neuromuscular diseases affect the function of muscles due to problems with the nerves and muscles in your body. The most common sign of these diseases is muscle weakness. Mayo Clinic neurologists provide comprehensive evaluation of these diseases, including electrodiagnostic studies and other tests.
Myasthenia gravis - Symptoms and causes - Mayo Clinic
Jun 22, 2023 · In myasthenia gravis, certain receptor sites are blocked or destroyed, causing muscle weakness. Your nerves communicate with your muscles by releasing chemicals, called neurotransmitters, that fit into places on the muscle cells, called receptor sites, at the nerve-muscle junction.
Cardiomyopathy - Symptoms and causes - Mayo Clinic
Feb 21, 2024 · Overview. Cardiomyopathy (kahr-dee-o-my-OP-uh-thee) is a disease of the heart muscle. It causes the heart to have a harder time pumping blood to the rest of the body, which can lead to symptoms of heart failure. Cardiomyopathy also can lead to some other serious heart conditions. There are various types of cardiomyopathy.
Multiple system atrophy - Symptoms and causes - Mayo Clinic
Aug 2, 2024 · Multiple system atrophy, also called MSA, causes people to lose coordination and balance or become slow and stiff. It also causes changes in speech and loss of control of other bodily functions. MSA is a rare condition.
Fibromuscular dysplasia - Symptoms and causes - Mayo Clinic
Jul 28, 2023 · Fibromuscular dysplasia is a condition that causes the medium-sized arteries in the body to narrow and grow larger. Narrowed arteries can reduce blood flow and affect how body organs work. Fibromuscular dysplasia is most often seen in …
Charcot-Marie-Tooth disease - Symptoms & causes - Mayo Clinic
Mar 8, 2023 · Charcot (shahr-KOH)-Marie-Tooth disease is a group of inherited disorders that cause nerve damage. This damage is mostly in the arms and legs (peripheral nerves). Charcot-Marie-Tooth disease is also called hereditary motor and sensory neuropathy.
Cerebral palsy - Symptoms and causes - Mayo Clinic
It's caused by damage that occurs to the developing brain, most often before birth. Symptoms appear during infancy or preschool years and vary from very mild to serious. Children with cerebral palsy may have exaggerated reflexes. The arms, legs and trunk may appear floppy.