Dr. Vidyashankar B Revan M.D

What is poison ivy? Poison ivy (Toxicodendron radicans) is a popular plant known for causing rashes and skin irritation when one comes in contact with it.Poison ivy is a woody shrub or vine that is found in either shady or sunny locations. It can grow up to six feet tall as a shrub, or 150 feet tall...

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 immunotherapy?Immunotherapy is a type of cancer treatment that is categorized under biological therapy or treatment. It involves the use of living tissues or cells to improve your body’s defense system (the immune system) to help fight cancer.How does immunotherapy work?Immunotherapy is...

Millions of people in United States are affected by different types of allergies. Knowing what causes or triggers an allergic response is important in extending an appropriate and effective treatment for the allergy. With the development of technologies, a number of new medical tests have been...

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 is the immune system and how does it work?The immune system is regarded as the natural defense system in your body. The immune system, together with a network of cells and tissues, as well as body organs, protects your body against harmful foreign invaders or substances. Examples of foreign...