An ultrafast computed tomography (CT) scan is an imaging test that uses X-rays and a computer to look at your child’s heart. It gives the doctor many details about your child’s heart that other imaging tests can’t. Learn more about what you can expect when your child has this test.

Common variable immunodeficiency (CVID) is an immunodeficiency problem. It is a lifelong health problem that can lead to a reduced ability to fight infections.

The tilt table test is done to find the cause of fainting (syncope). Tilt table testing is done with a special table or bed that changes a child's position from lying to standing. Their blood pressure and heart rate are checked while they're in the different positions.

Contact dermatitis is a skin reaction from contact with certain substances. Read on to learn about its causes, symptoms, and treatment.

Detailed information on heart defects that cause too little blood flow through the lungs

Atopic dermatitis is a long-term (chronic) skin condition. It causes dry, itchy skin. It’s very common in babies and children. It often first appears between ages 3 and 6 months.

Tetralogy of Fallot is 4 congenital heart defects. This means that your child is born with them. These 4 problems occur together (tetralogy refers to 4).

Echocardiography uses sound waves to make detailed moving pictures of the heart. Transesophageal echocardiography (TEE) uses a device, called a transducer, that is placed in the esophagus.

Asthma triggers are things that can cause an asthma flare-up. Your health care provider can help you know what your triggers are and how to manage them.

Detailed information on asthma, including triggers of an asthma attack, symptoms, diagnosis, management, and treatment