Dr. Alfred Earl Mcnair M.D.

Traveler’s diarrhea is an infection of the stomach or intestine caused by consuming contaminated food and water. This travel-related infection is commonly seen in developing countries. Traveler's diarrhea is also known as Turista, Delhi Belly, and Montezuma's Revenge in other parts of the world....

Appendicitis is a condition that causes the inflammation of the appendix. The appendix is a tube around 3½ inch long and extends from the large intestine. It is said that the appendix has a role in gut immunity, but nothing as yet is definite with regard to its function. An individual can live...

As far as healthy living and dieting are concerned, it seems that a gluten-free diet is the latest fad. Invite some friends to dinner, and it will be obvious that at least one of them will have issues with some of the dishes, probably due to gluten availability. This happens because some people...

What is diverticulitis?Diverticulosis is a condition that occurs when diverticula, which are structures like pouches, occur in the colon wall. When these pouches get infected or swell up, they lead to diverticulitis, which can be a very painful medical condition to deal with. Diverticulitis...

What is a biopsy?A biopsy is a medical procedure, which is mostly used in diagnosing cancer. In this procedure, a small tissue sample is taken from your body for a closer examination under the microscope. A biopsy is usually recommended by your doctor if initial tests in your body suggest an...

Signs and symptoms of colon cancer are not specific, which makes it difficult to diagnose. Therefore, investigations are crucial to make a diagnosis of colon cancer.The first time you visit your doctor, he or she will record a complete medical history, including a detailed family history to check if...