Dr. Mark Frederic Williams M.D.

Introduction The salivary glands produce saliva, which keeps the mouth moist, helps digest the food, and prevents the rapid decay of our teeth. The salivary glands are small in size and are located around the inner lining of the mouth, cheeks, and lips. Many diseases from cancerous tumors to...

Sleep apnea is a very common but serious sleeping disorder, wherein your breathing gets briefly interrupted while you sleep. Breathing might stop or become very shallow with pauses while you are sleeping. It can last from a few seconds to several minutes and usually recurs through the night. Since...

Chronic sinusitis is an illness that causes inflammation in the nose and sinuses, which lasts for more than three months. Aside from these two symptoms, people with chronic sinusitis may have pus and polyps in their nose. An otolaryngologist is a medical specialist that specializes in the...

What is epistaxis?Epistaxis or commonly called a nosebleed is defined as a type of bleeding that occurs from the nostrils, the nasal cavity, or the nasopharynx. Nosebleeds are mostly caused by the rupture of blood vessels inside the nose. Bleeding may be spontaneous or caused by injuries or trauma....

When getting a life-changing diagnosis, it may be hard to discuss it with others. It is isolating when you feel others do not understand; your family and friends may not have cystic fibrosis or know people affected by the disease. You may also be dealing with shock from the new diagnosis. Chances...

An ear infection, which is also called otitis media, is the infection of the middle portion of the ear. Ear infections may be caused by viral or bacterial infections. The infected portion of the ear typically becomes inflamed and causes fluid to buildup in the middle ear. The middle ear is what we...