Health Library Search Results

  • Allergic Reaction: Angioedema

    Angioedema is a skin condition very similar to hives. In hives, raised, red, itchy, irregular bumps appear on the skin. In angioedema, the same thing happens beneath the skin. Instead of being itchy, angioedema is tender or painful. This video offers more details about this condition and how it develops.

  • Allergic Rhinitis

    Allergic rhinitis is also known as "hay fever." The symptoms can be seasonal, especially in the spring and fall, or year round. In this video, you'll learn what happens when you have allergic rhinitis and what you can do to minimize symptoms.

  • Anatomy of the Respiratory System

    A detailed look at the respiratory system and how it works.

  • Anatomy of Your Child’s Respiratory System

    Read on for details about breathing and the different parts of your child's respiratory system.

  • Anesthesia: Regional Anesthesia

    Your surgeon has decided that you'll receive regional anesthesia. This sheet tells you what to expect with this type of anesthesia.

  • Animal Bites and Rabies

    Detailed information on animal bites and rabies, including symptoms, diagnosis, treatment, and prevention

  • Atmosphere-Supplying Respirators

    Atmosphere-supplying respirators provide the greatest respiratory protection. They let you breathe air from an outside source, such as an air tank or a compressor. They are used where oxygen levels may dip below 19.5% or where certain gases and vapors are highly concentrated.

  • Audiologist

    Audiologists measure and evaluate a person's ability to hear sounds. They specialize in treating people with hearing disorders.

  • Bile Duct Cancer: Radiation Therapy
  • Bile Duct Cancer: Risk Factors

    Having certain bile duct or liver diseases can make it more likely for you to develop bile duct cancer.