Conditions & Treatments

Argininosuccinic aciduria is an inherited disorder that causes ammonia to accumulate in the blood, and ammonia is toxic if the levels become too high. ...

An arrhythmia is an abnormal heartbeat. In an arrhythmia, abnormal electrical signals through the heart muscle may cause the heart to beat too fast (tachycardia), too slow (bradycardia), or irregularly. ...

ARVD is a rare type of cardiomyopathy that occurs if the muscle tissue in the right ventricle dies and is replaced by scar tissue: ...

Arthrogryposis is a term used to describe a number of rare conditions characterized by stiff joints and abnormally developed muscles. ...

Asthma is a long-term (chronic) lung disease that causes your child's airways to become sensitive to certain things (triggers). ...

Astigmatism is a condition in which an abnormal curvature of the cornea can cause two focal points to fall in two different locations - making objects up close and at a distance appear blurry. Astigmatisms may cause eye strain and may be combined with nearsightedness ...

Astrocytomas are glial cell tumors that are derived from connective tissue cells called astrocytes. These cells can be found anywhere in the brain or spinal cord. ...

The following are the most common symptoms of cerebral palsy. Ataxic affects balance, leading to an unsteady gait, and motions, which require fine coordination, such as writing. ...

The following are the most common symptoms of cerebral palsy. Athetoid (or dyskinetic) is involuntary, purposeless, and rigid movement. ...

Athlete's foot (tinea pedis or foot ringworm) is a type of ringworm caused by a fungus. This common condition mostly affects teen and adult males. ...