Dr. Andrew C Urquhart MD

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...

The inflammation of the sinuses and nasal membranes is what is referred to as sinusitis. The sinuses are the openings located in the facial bones that are linked to nasal openings. Mucous membranes that surround the sinuses are the same as those found in the interior of the nose. You probably have...

This is a sleep disorder which remains undiagnosed in most cases. In this disorder, a person’s breathing stops or gets interrupted during sleep, affecting the oxygen distribution to different organs. People affected by sleep apnea often stop sleeping briefly during the night.Two types of sleep...

Fluid Buildup in the EarA buildup of fluid in the ear can lead to a painful ear infection, disruption in balance, hearing loss, and headache. This condition is one of the most common problems seen in children. The most common cause of water trapped in the ear is swimming. However, water can get...

Vertigo can vary from one person to another, sometimes being just a minor inconvenience and other times becoming a disabling condition. To address these differences, vertigo is classified either as a mild, moderate or severe vertigo. ...

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...