Lupus
Lupus is a disease where your immune system attacks your own normal cells. Its cause is not yet entirely understood, but treatments are available.
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Autoimmune diseases — an overview
Autoimmune diseases occur when your immune system attacks your own body. Learn more about the diagnosis and treatment of these diseases.
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Autoimmune conditions
Autoimmune diseases strike when the immune system attacks healthy cells in the body. Read about the causes, symptoms and treatment options.
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Summer skin rashes
Summer rashes can be caused by things like sunlight, insects, sweating and overheating - especially if you have allergies or other pre-existing skin conditions.
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Peripheral nerve disorders
The peripheral nerves include the nerves outside your brain and spinal cord. When damaged, peripheral nerves can't communicate properly. Learn more about causes of peripheral nerve disorders on this page.
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Pleurisy
Pleurisy occurs when the lining of the lungs become inflamed, most often due to a recent respiratory tract infection. Read about causes and treatments.
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Sjögren’s syndrome
Sjögren’s syndrome is a condition of your immune system that commonly affects your eyes and salivary glands. Here's how your doctor may diagnose it.
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C-reactive protein (CRP) blood test
The C-reactive protein (CRP) test is a blood test that checks for inflammation in the body. Find out when it may be done and what your results mean.
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Antiphospholipid syndrome (APS)
Antiphospholipid syndrome (APS) is a blood disorder that increases the risk of blood clots and pregnancy complications. Learn more here.
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Knee injuries
There are two general kinds of knee problems: mechanical and inflammatory. Find out more about knee injuries as a result of accidents or illness.
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