Dr. Ray C. Chang M.D.

The lymph nodes behind the ears, in the neck and under the arms are some of the most notable lymph glands in the body. These glands store fluids and nutrients and help in filtering waste material out of the bloodstream as well as out from the body tissue. They also produce antibodies that help...

A migraine is one of the most severe headaches, and the pain often affects an individual's daily activities. A migraine headache is broadly classified into migraine without aura and migraine with aura. Migraine with aura is a less common type of headache when compared to the other migraine. Aura is...

When one or more paired sinuses or air cavities within the facial bones and forehead become infected and inflamed, excessive mucus blocks the airways, creating nasal congestion, pain, and the general discomfort associated with sinusitis.There Are Many Factors That Cause Sinusitis 1. The Role Played...

What is pulsatile tinnitus?Pulsatile tinnitus is a rhythmical noise in the ears that is similar to the sound of a person's pulse or heartbeat. This sound may come and go and may be quite distracting to some people. In most cases, pulsatile tinnitus is related to blood flow disturbances, which is...

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...

Laryngitis is a condition that occurs when the voice box - also called the larynx - is inflamed and becomes swollen. It therefore cannot vibrate. It thus produces a hoarse sound from the throat or in some cases, rids one of their voice entirely. Recovery without treatment is possible.Symptoms of...