In-depth

Causes

Sleep apnea

Risk factors

Cardiomyopathy

High blood pressure (hypertension)

Symptoms

Enlarged spleen

An enlarged spleen is usually a sign of an underlying problem. Treatment varies, depending on what's causing the enlargement.

Tests and diagnosis

Amniocentesis

Amniocentesis — Overview covers definition, risks, results of this prenatal test.

Chest X-rays

Chorionic villus sampling

Chorionic villus sampling — Overview covers definition, risks, results of this early prenatal test.

Treatments and drugs

Gene therapy

Gene therapy is an experimental treatment that involves altering genes in a person's cells to stop disease.

Stem cell transplant

Tonsillectomy

Dec. 13, 2012