Dr. Donald W.s. Yim M.D.

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...

Swimmer’s ear, or otitis external, is the infection of a person's outer ear. It is caused by an inflammation of the external ear canal that extends from the ear pinna to the ear drum. This type of ear infection commonly occurs due to lingering moisture in the ear, followed by a resulting bacterial...

IntroductionDysphagia is the medical term for difficulty swallowing. A person with dysphagia finds it more difficult to move liquid or food from the mouth to the stomach. Dysphagia is most likely caused by muscle and nerve problems. When food is swallowed, multiple muscles and nerves are...

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...

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...

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. ...