Dr. Donald D. Stevenson M.D.

Swellings, referred to as weals, manifest on the skin as rashes. They are normally pink or red in color, possess an oval or circular shape, and may be surrounded by a reddish flare. Hives can be detrimental and awfully itchy.The weals normally appear in batches, and frequently occur on the face,...

Chicken pox is a common disease that is mostly observed in children that are below ten years of age. Despite the vaccine being introduced to prevent the disease from occurring, it usually does affect people once in their lifetme. When the virus stays in the body for a prolonged period of time,...

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...

Lupus is a chronic inflammatory disorder that develops when your organs and tissues are attacked by your own immune system. Lupus causes inflammation in numerous organs, such as the heart, skin, blood cells, joints, lungs, brain, and kidneys.It can be quite hard to diagnose lupus since its signs and...

What is lupus? Lupus is a chronic autoimmune disorder. If you have an autoimmune disorder, your immune system mistakenly attacks the healthy cells in your body, which causes inflammation. Symptoms include extreme fatigue, hair loss, skin rashes, cognitive dysfunction, severe muscle and joint pain,...

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...