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Imaging tests help your doctor find the problem in your chest or lungs and figure out if it affects other parts of your body. Read on to learn more about some of the most common imaging tests.

Coronary artery spasm is a type of angina. Angina is pain that is caused by the heart muscles not getting enough blood. A sudden spasm or narrowing of a blood vessel that supplies the heart causes angina by reducing the amount of oxygen the heart receives. Coronary artery spasms often cause pain. Sometimes severe spasms can lead to irregular heartbeats. They can even cause heart attack, also known as acute myocardial infarction, and sudden death.

An uncircumcised penis still has the foreskin attached. Caring for your newborn's penis is fairly easy. Here are things to keep in mind.

An indwelling peritoneal catheter is a thin, rubber tube. One end is placed in your abdomen and the other outside the body. It’s used to drain fluid from the abdominal cavity (peritoneal cavity).

A substance-induced anxiety disorder is when a person has panic attacks or other anxiety symptoms caused by one or more substances.

Depression is a mood disorder. This means that the condition affects your child's mood and behavior. No one is exactly sure what causes depression. It is known that depression is associated with changes in levels of certain chemicals in the brain. These chemicals affect the ability to feel and experience pleasure.

For some teens, anxiety can get so bad it causes problems in daily life. Learn about anxiety disorders in teens, including symptoms, types, and treatment.

Your teen has recently been diagnosed with a chronic illness. There are things you can do to help you and your teen cope.

Rheumatic fever is a disease that affects the joints, heart, and central nervous system. It causes inflammation in the body. It is most common in children ages 5 to 15.