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Immune & Autoimmune

Our immune system is the guardian at the gate, keeping watch for invaders. Sometimes it can turn against us—causing a range of problems, from mild itching to severe pain.

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Find out how to treat enlarged lymph nodes in the armpit

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Find out how to treat your enlarged lymph nodes in the neck

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Find out how to treat your enlarged lymph nodes in the groin

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Sarcoidosis causes inflammation, usually in lungs, skin, or lymph nodes. It can affect many organs in your body or just one or two, and in many different ways.

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Psoriatic disease is a chronic disease driven by an overactive immune system that attacks the skin and the joints. It causes itchy, red, scaly patches (plaques) to appear on the skin (called psoriasis). It also causes painful, swollen joints.

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This article will review the symptoms, causes, and management of macrophage activation syndrome. Symptoms include fever, a painful mass or masses in the abdomen, easy bruising or bleeding, swollen lymph nodes, a rash, headache, confusion, vision changes, seizures and/or coma as well as difficulty breathing.

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Myofascial pain syndrome (MPS) is a chronic pain disorder that usually affects a specific group of muscles in your body. It’s caused by tight, contracted bands of fibers in your muscles called trigger points.

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Lymphangitis is inflammation of the lymphatic channels at the site of an injury and affects the swelling of common lymph nodes areas.

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Lupus is an inflammatory disease caused by the immune system attacking itself and can affect the joints, skin, kidneys, blood cells, brain, heart, and lungs.

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Anaphylaxis is a severe allergic reaction that occurs within seconds to minutes of exposure to an allergen and can result in rashes, nausea, difficulty breathing and shock.

Churg-Strauss syndrome, now known as eosinophilic granulomatosis with polyangiitis (EGPA), is a rare disease that causes asthma, sinus infections, hay fever, and other respiratory symptoms. Because these symptoms are so common, it can be hard to diagnose—but treatment can significantly help symptoms, so knowing the signs is key.

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As scary as being diagnosed with HIV sounds, there are treatments that can help you live a long, healthy life. Here’s how to know if you’re at risk for HIV, ways to get tested, and the latest medications to manage the disease.

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Guillain-Barre syndrome is a condition in which the body's immune system damages parts of neurons. Symptoms include progressive weakness, numbness or tingling, decreased reflexes, body aches, double vision, loss of balance, and other serious symptoms.

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