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Disease

Hyponatremia

Hyponatremia is the term used when your blood sodium is too low. Learn about symptoms, causes and treatment of this potentially dangerous condition.
Disease

Cushing syndrome

High levels of the hormone cortisol in your body cause this endocrine disorder. Learn about symptoms, causes and treatment.
Disease

Neurofibroma

Learn about this type of peripheral nerve tumor that forms a soft bump on or under the skin. It can appear anywhere in the body.
Disease

Blood in urine (hematuria)

Lots of things can cause bloody urine. Some are serious problems, and others are harmless. Find out why it's always important to get a checkup.
Disease

Lupus nephritis

Learn about this common effect of lupus on the kidneys, including symptoms to watch for, how it's diagnosed and what treatments are available.
Disease

Hantavirus pulmonary syndrome

Learn about the rodent-transmitted virus that causes severe — and sometimes fatal — lung disease with flu-like symptoms that can rapidly worsen.
Disease

Cholestasis of pregnancy

This liver condition can occur late in pregnancy, triggering intense itching. The risk of complications for your baby may require early delivery.
Disease

Breast cysts

A firm, round lump in breast tissue could be a fluid-filled cyst. Typically not cancerous, breast cysts often need no treatment.
Disease

Fetal macrosomia

When a fetus grows to be much larger than average, it can lead to health concerns during childbirth and beyond.
Disease

Mammary duct ectasia

Mammary duct ectasia is a noncancerous breast condition that affects the milk ducts. Learn the signs and symptoms and when treatment might be needed.
Disease

Mastitis

Pain and swelling in the breast could be caused by this breast condition. Find out about symptoms, treatment and self-care.
Disease

Molar pregnancy

This rare pregnancy complication requires early treatment. Learn more about diagnosis and treatment of this type of pregnancy loss.

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