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A spinal tap (lumbar puncture) is a test that checks the health of the cerebrospinal fluid (CSF). CSF is a fluid that surrounds the brain and spinal cord. The test also measures the pressure in the spinal canal.

Impetigo is a skin infection. When it affects just the surface, it’s called superficial impetigo. Impetigo can also affect deeper parts of the skin. This is called ecthyma. It may occur on healthy skin. Or it may occur where the skin was injured by a cut, scrape, or insect bite.

A ventricular septal defect (VSD) is a congenital heart defect. This means that your baby is born with it. A VSD is an opening or hole in the dividing wall (septum) between the two lower chambers of the heart (right and left ventricles). VSDs are the most common type of congenital heart defect.

A helpful guide to treating different types of eye injuries.

If you have diabetes, eating the right foods is your foundation for staying healthy. Reading the Nutrition Facts labels on foods is an important part of this mission.

A Chiari malformation is a problem in which a part of the brain at the rear of the skull bulges through a normal opening in the skull where it joins the spinal canal. Read on to learn more about Chiari malformation type I, the most common type.

Rumination syndrome causes an automatic regurgitation of recently eaten food. Here's what you need to know about this disorder.

A pheochromocytoma is a rare type of tumor. It grows in the middle of an adrenal gland. A pheochromocytoma causes the adrenal glands to make too much of the hormones epinephrine and norepinephrine. These hormones help keep your heart rate and blood pressure normal.

Breastmilk is the perfect food for your baby. It contains just the right amount of nutrients. It is also gentle on your baby's developing stomach, intestines, and other body systems.