Dr. John T Walker MD

A colonoscopy is an outpatient procedure done in a private room, in which the inside of the large intestine, (colon and rectum), is examined. This procedure is normally used to evaluate gastrointestinal symptoms, such as rectal and intestinal bleeding, abdominal pain, or changes in bowel habits....

OverviewLaparoscopy is a type of endoscopic procedure that will allow doctors to look inside your abdomen using a surgical telescope. The telescope is known as the laparoscope. The laparoscope is equipped with a front camera that transmits the images captured in high definition to a nearby video...

Cataract is the blurring of the lens part of the eye that can lead to complications in vision. Aging is the cause of the common form of cataract. It grows slowly and should symptoms develop they should not be ignored as this condition worsens with time. Congenital defects, previous eye surgery,...

Varicocelectomy is a surgical procedure that is mainly used to treat male infertility. This infertility in men is always as a result of varicocele. The aim of treating varicocele is to obstruct or hinder venous drainage to the testicles while maintaining the lymphatic drainage and arterial inflow....

Cholecystectomy, that is removal of the gallbladder, is usually considered a safe operation, however there is a small risk of complications associated as is with all procedures. Most of the complications and risks carried by cholecystectomy are minimal and can be reversed or fixed. Long term...

When the appendix experiences an infection, it becomes swollen and causes a lot of pain. It is necessary to undergo a surgical operation to remove this appendix that causes the discomfort. Functions of this organ called the appendix are not very clear, it is vestigial and, as such, its removal is...