Dr. Michael David Roller MD

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...

Cholecystectomy is a surgery done to remove the gallbladder. Such procedure is performed as a result of many causes. In most cases, a cholecystectomy is performed to relieve the patient from complications caused by the inflammation of the gallbladder.A gallbladder is an organ that is located just...

Gastric bypass surgery has become a popular weight loss procedure, and can be considered the gold standard for weight loss surgeries. However, the cost of gastric bypass surgery is sky-high, and this is one of most common factors taken into consideration ahead of surgery.In the normal digestive...

What is a lipoma?Lipoma is the most common benign tissue tumor that occurs in almost 1 percent of the population. A lipoma consists of mature fat cells. Typically, a lipoma is enclosed by a thin fibrous capsule. Usually, lipomas develop superficially under the skin, but they can also occur anywhere...

Lobotomy is a neurosurgical procedure invented in 1935 by a Portuguese neurologist named Moniz. Moniz won the Nobel Prize in 1949 for his achievement. It was believed that lobotomy was successful in the treatment of various psychological diseases like depression, bipolar disorders, mania,...

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...