Dr. Charles Andrew Shapiro M.D.

What Are Petechiae?Petechiae can be described as marks or blotches that normally appear on the skin and are tiny, round, and purplish or reddish in color. Petechiae are usually pinpoint-sized. Minor hemorrhage (bleeding that is localized below the skin) is the source of petechiae.Although they...

The results of a large study published in the journal Pediatrics, has shown that childhood food allergies are more common and dangerous than previously thought. In this study, researchers conducted a detailed survey of about 38,000 families who had at least one child under the age of 18-years-old....

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...

IntroductionOrthopnea is the medical term used when referring to the occurrence of dyspnea (shortness of breath) when you are lying flat. This symptom is often a sign of heart failure. However, orthopnea can also be due to other health conditions. Dyspnea (shortness of breath) is not the same with...

There are different vaccines actively used in practical medicine, specifically by pediatricians. Artificial immunization is the greatest achievement of modern microbiological technologies. It has already saved millions of lives all around the world. The production of vaccines is a sophisticated...

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...