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A PET scan can show changes in how an organ or tissue works. This can help your healthcare provider diagnose problems and create a treatment plan for you. Here's what to expect from this procedure.

The renal artery is the main blood vessel that supplies your kidneys. If it's narrowed or blocked, you can have very high blood pressure or kidney problems. Renal angioplasty and stenting helps to widen this blood vessel. Here's what you can expect before, during, and after the procedure.

Did you know that standing, sitting, or lying in certain ways can lead to back pain? To ease pain, use positions that support your body comfortably.

A J-tube is used when you aren't able to eat or drink enough to keep your normal body weight. Here's what you need to know to care for your J-tube at home.

People with low blood levels of potassium and those with high blood pressure may be prescribed a high-potassium diet. This sheet can get you started.

People who have certain kidney problems may be told to follow a low-potassium diet. This sheet can help you get started.

Read on for detailed information to help your child limit or avoid high-potassium foods.

Learn about pollen, which is the most common cause of hay fever (seasonal allergic rhinitis). Also learn how to reduce the effects of hay fever on your child during pollen season.

Poison ivy rash is an allergic reaction to poison ivy. Learn how to care for your child if they are around poison ivy.