Dr. Karen A Jackson MD

Recommended Articles

• What Are Histamine Blockers and How Do They Work?

  What are histamine blockers?Histamine blockers also called as antihistamines are medications that block or reduce histamine to stop the symptoms of allergy. Histamine is a chemical that is released by a type of white blood cell called mast cell in response to allergies or injuries. The cells that...

• What Is Chronic Sinusitis: Symptoms, Causes, and Treatment

  IntroductionChronic sinusitis is the inflammation of the sinuses that tend to persist for 12 weeks or more, despite treatment attempts. Another term for chronic sinusitis is chronic rhinosinusitis, which causes mucus buildup due to an impaired drainage of the sinuses. People with chronic sinusitis...

• How Does Chicken Pox Spread?

  Chicken pox is an infectious disease which affects mostly children under the age of 15, but it can even affect adults. Given the number of infections per year, it is like a rite of passage for every growing child.Symptoms of chicken pox The symptoms of chicken pox include:...

• What Are Lymphocytes? Low, Normal, and High Lymphocyte Counts

  Lymphocytes are a type of white blood cell produced in the bone marrow. A few lymphocytes enter the bloodstream while some move into the lymphatic system. Having a low or high lymphocyte count can help identify a person's medical condition. Normal lymphocyte counts usually vary from one laboratory...

• What is Anaphylaxis?

  Anaphylaxis refers to a severe allergic response, which can become life threatening if not treated immediately. It is often characterized by swelling, sudden lowering of blood pressure, difficulty breathing, and dilation of blood vessels. In some severe cases, the person may go into a state of...

• What to Expect After Immunotherapy

  Immunotherapy involves using the body’s natural defenses in fighting against diseases. It usually involves the use of drugs that are made in a laboratory. The introduction of these foreign substances in the body to trigger a certain reaction will produce certain symptoms, which are termed as side...