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Diseases & conditions A-Z List

Diseases & Conditions A-Z List - «M»:

  1. Multiple sclerosis Multiple sclerosis
    Multiple sclerosis is an autoimmune disease that affects the brain and spinal cord (central nervous system). Causes Multiple sclerosis (MS) affects women more than men. The disorder most commonly begins between ages 20 and 40, but can be seen at any age. MS is caused by damage to the myelin sheath,...
  2. Multiple sclerosis - discharge Multiple sclerosis - discharge
    Your doctor has told you that you have multiple sclerosis. This disease affects the brain and spinal cord (central nervous system). Symptoms may vary with each attack. They may last days to months, then lessen or go away, and then come back after weeks, months, or sometimes years. Over time, symptom...
  3. Multiple sclerosis - resources Multiple sclerosis - resources
    The following organizations provide information on multiple sclerosis: National Institute of Neurological Disorders and Stroke - www.ninds.nih.gov National Multiple Sclerosis Society - www.nationalmssociety.org Alternative Names Resources - multiple sclerosis...
  4. Multiple system atrophy Multiple system atrophy
    Multiple system atrophy (MSA) is a rare condition that causes symptoms similar to Parkinson's disease. However, patients with MSA have more widespread damage to the autonomic nervous system. This is the part of the nervous system that controls important organ functions such as heart rate, blood pres...
  5. Mumps Mumps
    Mumps is a contagious disease that leads to painful swelling of the salivary glands. The salivary glands produce saliva, a liquid that moistens food and helps you chew and swallow. See also: Salivary gland infections Causes The mumps are caused by a virus. The virus is spread from person-to-person...
  6. Munchausen syndrome by proxy Munchausen syndrome by proxy
    Munchausen syndrome by proxy is a form of child abuse in which a parent induces real or apparent symptoms of a disease in a child. Causes This syndrome almost always involves a mother abusing her child by seeking unneeded medical attention for the child. It is rare and poorly understood. The cause ...
  7. Muscle atrophy Muscle atrophy
    Muscle atrophy is the wasting or loss of muscle tissue. Considerations There are two types of muscle atrophy. Disuse atrophy occurs from a lack of physical exercise. In most people, muscle atrophy is caused by not using the muscles enough. People with sedentary jobs, medical conditions that limit t...
  8. Muscle biopsy Muscle biopsy
    A muscle biopsy is the removal of a small piece of muscle tissue for examination. How the Test is Performed This procedure is usually done while you are awake. The health care provider will apply a numbing medicine (local anesthesia) to the biopsy area. There are two types of muscle biopsy: A need...
  9. Muscle cramps Muscle cramps
    Muscle cramps are involuntary and often painful movements (contractions) of the muscles. The most commonly involved muscle groups are: Back of the lower leg/calf (gastrocnemius) Back of the thigh (hamstrings) Front of the thigh (quadriceps) Cramps in the feet, hands, arms, abdomen, and along the r...
  10. Muscle function loss Muscle function loss
    Muscle function loss is when a muscle doesn't work or move normally. The medical term for complete loss of muscle function is paralysis. Considerations Loss of muscle function may be caused by: A disease of the muscle itself (myopathy) A disease of the nervous system: nerve damage (neuropathy), or...
  11. Muscle strain treatment Muscle strain treatment
    Question: How do you treat a muscle strain? Answer: Rest and ice for the first few days after the injury. Anti-inflammatory medications or acetaminophen (Tylenol) also can be helpful to reduce pain and swelling in the first few days after the injury. As the pain decreases, using heat helps, along wi...
  12. Muscle twitching Muscle twitching
    Muscle twitches are fine movements of a small area of muscle. Considerations Muscle twitching is caused by minor muscle contractions in the area, or uncontrollable twitching of a muscle group that is served by a single motor nerve fiber. Muscle twitches are minor and often go unnoticed. Some are co...
  13. Muscular dystrophy Muscular dystrophy
    Muscular dystrophy is a group of inherited disorders that involve muscle weakness and loss of muscle tissue, which get worse over time. Causes Muscular dystrophies, or MD, are a group of inherited conditions, which means they are passed down through families. They may occur in childhood or adulthoo...
  14. Muscular dystrophy - resources Muscular dystrophy - resources
    The following organizations are good resources for information on muscular dystrophy: Muscular Dystrophy Association - www.mdausa.org Muscular Dystrophy Family Foundation - www.mdff.org Alternative Names Resources - muscular dystrophy...
  15. Myasthenia gravis Myasthenia gravis
    Myasthenia gravis is a neuromuscular disorder. Neuromuscular disorders involve the muscles and the nerves that control them. Causes Myasthenia gravis causes weakness of the voluntary (skeletal) muscles. These are the muscles that create movement and are normally under your conscious control. The in...