Dr. Andrew C Urquhart MD

Symptoms of pregnancy vary from one woman to another and also from one pregnancy to another. One of the most common and important symptom of pregnancy is a delayed or missed period. However, some of the early symptoms of pregnancy are similar to those of menstruation, and hence are often ignored or...

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...

Sinusitis—also known as rhinosinusitis—is defined as an inflammation of the sinuses that results in a number of painful, irritating symptoms. If the sinusitis lasts for less than four weeks, it is diagnosed as acute sinusitis. If it lasts longer, it is defined as chronic sinusitis.A number of...

That feeling when your throat hurts real bad, is often the feeling that is associated with severe discomfort and irritation. Whether adults or kids, having a sore throat can be a very painful experience. Most of the time, sore throats are a result of a viral infection, which usually resolves on its...

The esophagus is muscular tube that runs between stomach and mouth. It is often known as the food pipe. It carries food you swallow to be digested in your stomach. To some people, unfortunately, malignant or cancer cells can form inside the esophagus starting from cells lining inside it. These cells...

A virus is the reason that causes most cases of laryngitis, just like a virus causes most cases of a cold. Viruses are contagious and therefore you can acquire any of these conditions from other people who are infected. Some people develop sinusitis immediately after they catch a cold, while others...