Dr. Mark Lamont Walker M.D., F.A.C.S.

An anal fissure is normally the result of the overstretching of the anal mucosa or moist tissue. It can overstretch due to a number of reasons such as passing extra-large and/or hard stools, constipation, low blood flow to the area, excessive diarrhea, dietary choices, and childbirth among others....

A colonoscopy is an examination that lets your health practitioner view the lining of your colon (large intestine). A thin and flexible tube known as a colonoscopy is used to thoroughly view the colon. A Colonoscopy is also applied when screening for precancerous or cancer growths inside the colon....

Though a hysterectomy is categorized as a major operation, more women are going under the knife for it than before, and this is mainly due to less intrusive surgical procedures that lower the pain involved, shorten surgical scars, and speed up recovery.In abdominal surgery, a T-shaped surgical...

Circumcision is the surgical removal of the foreskin on a male’s penis. It is a controversial issue that has been the subject of much discussion and research. Religious and societal beliefs about the necessity and benefits of the procedure vary in different regions of the world. Another...

Your gallbladder has a very big role in the body during digestion. It is the organ that collects a fluid known as bile, which helps you to digest food. If your gallbladder develops complications, you may need to have it removed. You may also have it removed if you develop gallstones. Gallstones are...

What Is a Tonsillectomy?The tonsils are a very important part of your body. They are located in two glands at the back of your throat. In your younger years, they help produce antibodies that help you fight infections that attack your body. Sometimes, however, the tonsils themselves can get...