In-depth

Causes

Congenital heart defects in children

Heart disease

Heart disease, usually thought of as blockages in the arteries that can cause a heart attack, can describe any medical condition affecting your heart.

Hemophilia

Psoriatic arthritis

Some people with psoriasis may develop joint pain called psoriatic arthritis. Get the basics here.

Septic arthritis

Septic arthritis occurs when a joint becomes infected. Find out more about this serious condition.

Thrombophlebitis

Thrombophlebitis occurs when a blood clot and swelling develop in a vein, typically in your leg. The cause often is prolonged inactivity or bed rest.

Complications

Endocarditis

Enlarged heart

Enlarged heart is often a sign of a serious heart condition. Find out causes and treatments for enlarged heart.

Heart failure

Hemolytic uremic syndrome (HUS)

Hemolytic uremic syndrome is an uncommon condition that can cause life-threatening kidney failure, especially for children and older adults.

Mitral valve stenosis

Pulmonary hypertension

High blood pressure affecting only the arteries in your lungs is known as pulmonary hypertension. Discover the symptoms, risk factors and treatment for this condition.

Coping and support

Congenital heart disease in adults

Symptoms

Anaphylaxis

Anaphylaxis is the most serious type of allergic reaction. It often occurs rapidly after exposure to an allergen and may be life-threatening.

Heart murmurs

Hives and angioedema

Hives and angioedema — Comprehensive overview covers symptoms, causes, treatment of these common allergic disorders.

Preeclampsia

Tests and diagnosis

Ultrasound

Urinalysis

Urinalysis can be used to assess your overall health, detect a wide range of disorders, or monitor a medical condition or treatment.

X-ray

Sept. 19, 2014

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