Dr. John W. Kraus M.D.

What is an esophagogastroduodenoscopy (EGD)?An esophagogastroduodenoscopy or EGD is an upper GI endoscopy procedure performed to diagnose and treat problems in the esophagus, stomach, and duodenum.This procedure involves the use of an endoscope, which is a long and flexible tube with a tiny camera...

Pancreatic Cancer: Where is the Pancreas Located in the Body?Pancreatic cancer is likely to develop when the cells present in the pancreas multiply uncontrollably forming a cell mass. Do you want to know what is Pancreas? Do you want to know its functions? Do you want to know how it helps your body?...

As a little talked about topic within the celiac disease community, migraines and celiac disease can indeed go hand in hand. Diagnosing celiac disease and gluten sensitivities is almost never an easy task for both patients and healthcare providers alike. The relation between migraines and a...

OverviewA biopsy is a procedure that involves the removal of a sample tissue in the body to examine it closely under a microscope. The tissue is mainly examined to diagnose a certain disease. Some may use a needle or surgical methods to remove any lumps or suspicious nodules in the body. Some...

Right below the liver is a small sac known as the gallbladder. Its function is to hold bile until it is required. The bile helps in the digestion/breakdown of fats. When fats are noticed by the gallbladder, it pushes the bile concentrate towards the small intestine through contractions.Bile pigment,...

For someone living with Crohn's or colitis, it may seem as if exercise is a bad idea. All of that movement can activate symptoms, right? What happens if the symptoms occur during exercise, such as diarrhea? Would it not be safer to avoid the risk and minimize movement?Actually, exercise has...