Brachial plexus injuries affect the nerves that control your arms and hands. Serious injuries require early diagnosis for successful treatment.
A brain aneurysm is a bulge in an artery in the brain. A ruptured aneurysm causes bleeding in the brain and potentially fatal cell damage.
Carotid artery disease narrows blood vessels leading to your brain and is a common risk factor for stroke.
Cervical spondylosis is a chronic degeneration of the bones and disks of the neck, most likely caused by aging and wear and tear.
Charcot-Marie-Tooth disease includes a group of disorders that affect the peripheral nerves, causing muscle weakness and loss of muscle bulk. Treatment focuses on managing symptoms.
Don't ignore exercise-related pain, pressure or numbness, because it may indicate chronic exertional compartment syndrome. Proper treatment can get you back to your favorite sport.
Conversion disorder occurs when your response to stress shows up as seizures, paralysis or another physical symptom.
Diabetes can damage nerves throughout your body — a condition known as diabetic neuropathy. Nerve damage can cause pain, disability and other serious complications.
A dislocated shoulder occurs when the upper arm bone pops out of its cup-shaped socket. Prompt medical attention is important.
A blow to your joint can dislocate the bones that meet at that joint. Don't try popping them back into place yourself. Get medical help.
Eisenmenger syndrome, a complication of congenital heart defects, can be life-threatening if not properly treated. Find out more.
Essential thrombocythemia is an uncommon blood disorder in which your body makes too many platelets, which can cause abnormal blood clotting or bleeding.
Fibromuscular dysplasia is a rare, but treatable, condition in which the arteries to your kidneys, brain or abdomen narrow, reducing blood flow to your organs.
Frostbite — Comprehensive overview covers causes, symptoms and treatments of this cold injury.
The pain of golfer's elbow doesn't have to keep you off the course. Here's how to get back into the swing of things.
Heart disease, usually thought of as blockages in the arteries that can cause a heart attack, can describe any medical condition affecting your heart.
Back pain may mean you have a herniated disk — but not always. In fact, you can have disk herniation without pain. Here are the facts.
With warm weather, the water's fine for swimmers — and also for jellyfish. Here's how to keep them from spoiling your time at the beach.
Even small amounts of lead in the body can cause serious health problems. Reducing exposure is essential, especially for infants and young children.
Lyme disease is a tick-borne illness. Left untreated, it can lead to serious and lingering complications — including arthritis.
Meralgia paresthetica — the result of a compressed sensory nerve — is characterized by tingling, numbness and burning pain in your outer thigh.
Metatarsalgia can sideline professional athletes and weekend warriors alike. Learn how to protect yourself from this foot injury.
Migraine with aura is a usually severe headache that's accompanied by visual disturbances, such as flashes of light, zigzagging patterns or blind spots.
Monoclonal gammopathy of undetermined significance often isn't serious, but it can increase your risk of certain diseases, including some types of cancer.
Morton's neuroma is a growth of nerve tissue in your foot that may be caused by pressure or irritation. It can be painful.
Multiple myeloma is cancer of your bone marrow plasma cells. The disease can make you prone to infections and damage your bones and kidneys.
Neurofibromatosis — Comprehensive overview covers symptoms, diagnosis and treatment of this genetic disorder.
Your bones are made up of living tissue that's continually being renewed. Paget's disease of bone disrupts that process, sometimes causing serious complications.
Paraneoplastic syndromes of the nervous system are cancer-related disorders that can cause a broad spectrum of neurological impairments.
Peripheral artery disease is a common circulation problem affecting the arteries carrying blood to your limbs. Painful in itself, it could signal larger circulatory problems.
Peripheral neuropathy symptoms can range from annoying to disabling. Learn how to deal with the burning, numbness and tingling.
A pinched nerve occurs when pressure is applied by surrounding tissues. This pressure disrupts the nerve's function, causing pain, tingling or numbness.
Polycythemia vera is a rare blood disorder in which a person's bone marrow makes too many blood cells.
Porphyria is a group of inherited disorders that cause buildup of natural chemicals (porphyrins), which can result in nervous system and skin problems.
Postherpetic neuralgia is sharp pain that persists in some people long after a case of shingles heals. There's no cure, but treatments can ease symptoms.
Raynaud's disease is a condition in which your fingers, toes, cheeks, nose or ears experience an exaggerated response to cold temperatures.
Salivary gland cancer is a rare form of cancer that often begins with a painless lump in the mouth, throat or neck.
The pain of acute sciatica can be excruciating, but it usually goes away in about six weeks. Learn how to feel better in the meantime.
Vaccination may prevent this painful, but treatable, condition. Learn about shingles symptoms and how treatments can help.
A spinal cord injury affects the nerves that carry impulses to and from your brain. Permanent disability commonly results.
Syringomyelia is the development of a fluid-filled cyst within your spinal cord. It can cause a variety of neurological symptoms, including pain, weakness and stiffness.
Thrombocytosis is a disorder in which your body makes too many platelets. Treatment depends on the underlying cause.
Sudden weakness, dizziness and loss of balance might be indications of a transient ischemic attack. And the attack may warn of an impending stroke.
Transverse myelitis — inflammation of the insulating material that covers nerve cells in your spine (myelin) — causes pain, muscle weakness and other problems.
While mild traumatic brain injury generally results in few long-term problems, more severe injury can cause several physical, emotional, behavioral, communication and cognitive problems.
Vasculitis is an inflammation of the blood vessels. It can affect people of any age. Treatment depends on the type of vasculitis.
Lacking certain vitamins can lead to vitamin deficiency anemia. Find out which vitamins are linked to this condition.
Apr. 20, 2013
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- Stroke: Hope through research. National Institute of Neurological Disorders and Stroke. http://www.ninds.nih.gov/disorders/stroke/detail_stroke.htm. Accessed Feb. 1, 2013.
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- Raynaud's disease. National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/health/dci/Diseases/raynaud/ray_all.html. Accessed Feb. 1, 2013.
- Numbness. National Multiple Sclerosis Society. http://www.nationalmssociety.org/about-multiple-sclerosis/what-we-know-about-ms/symptoms/numbness/index.aspx. Accessed Feb. 1, 2013.
- Neuropathy (nerve damage). American Diabetes Association. http://www.diabetes.org/living-with-diabetes/complications/neuropathy/. Accessed Feb. 1, 2013.
- Stabler SP. Vitamin B12 deficiency. New England Journal of Medicine. 2013;368:149.
- Vestibular schwannoma (acoustic neuroma) and neurofibromatosis. National Institute on Deafness and Other Communication Disorders. http://www.nidcd.nih.gov/health/hearing/acoustic_neuroma.asp. Accessed Feb. 1, 2013.