In-depth

Complications

Raynaud's disease

Raynaud's disease is a condition in which your fingers, toes, cheeks, nose or ears experience an exaggerated response to cold temperatures.

Symptoms

Fatigue

Fatigue can signal many things. Here are some tips to help you decipher why you're wiped out and to regain your energy.

Headache

Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.

Shortness of breath

Shortness of breath can be frightening. Most of the time, a heart or lung condition is the cause.

Tests and diagnosis

Antinuclear antibody (ANA) test

ANA test — Overview covers definition, preparation, results of this blood test for antinuclear antibodies.

Complete blood count

A complete blood count can be used to evaluate your overall health, detect a wide range of disorders, or monitor a medical condition or treatment.

Echocardiogram

Echocardiogram allows your doctor to see your heart in motion. Here's what you need to know about the test.

Liver function tests

Find out how this battery of blood tests helps your doctor diagnose and monitor liver disease.

Sed rate (erythrocyte sedimentation rate)

Sed rate (erythrocyte sedimentation rate) is a simple blood test that can help detect or monitor certain inflammatory diseases.

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

X-rays are a form of radiation that can make images of your bones and internal organs.

Treatments and drugs

Prednisone risks, benefits

Corticosteroids, such as prednisone and cortisone, are used to successfully treat a variety of conditions. But these medications can also cause unwanted side effects. Get the facts here.

Oct. 26, 2011