Dr. Edward E Chai M.D.

What is a persistent cough?It can be annoying to have a cough that lasts for more than a couple of weeks. A cough is considered chronic or persistent if it does not go away after four weeks in children and eight weeks in adults. However, most persistent coughs are due to colds, flu, infection, or...

Sometimes hair avoids its normal growth path, curls tightly and digs deeper into the skin, piercing its own follicle or surrounding tissue.  It is usually brought on by incorrect shaving techniques and forceful removal of hair on faces, armpits, genital area and legs. The hair grows into the skin...

Pneumocystis carinii pneumonia (PCP) is a very serious disease, which is characterized by a fluid buildup and inflammation in the lungs. This lung infection is caused by the fungus Pneumocystis jiroveci. It is an opportunistic disease that usually infects immunosuppressed individuals, especially...

Epiglottitis is marked by swollen flesh in the epiglottis. It can be a fatal disease.Epiglottis is located at the bottom of the tongue. Majority of its component is cartilage. It assists in stopping food from getting into the trachea.  The epiglottis’ flesh can get inflamed and close your wind...

Lupus is a chronic inflammatory autoimmune disease that attacks the body’s healthy cells, tissues, and organs. The inflammation can damage the skin, joints, kidneys, lungs, heart, brain, and blood vessels.Normally, the body’s immune system produces antibodies. These antibodies protect and fight...

What is strep throat?Strep throat is the most common form of bacterial infection of the throat and tonsils, resulting in inflammation and irritation. Strep throat is caused by different types of streptococcus bacteria. The severity of the condition differs from one type of bacteria to another. Not...