Mercy Gastroenterology - Lake Saint Louis

Mercy's gastroenterologists provide comprehensive digestive health services for bowel obstruction. Learn more about the causes, symptoms as well as treatment options.

Mercy's gastroenterologists provide comprehensive care for celiac disease. Learn more about the symptoms, diagnosis & management of this digestive disorder.

Mercy's gastroenterologists provide comprehensive care for Crohn's disease. Learn about the diagnosis & treatment options available to help you manage & control symptoms.

Mercy's gastroenterologists provide comprehensive care for diverticulitis. Learn more about the diagnosis, treatment & prevention of this digestive disorder.

Mercy's gastroenterologists provide comprehensive digestive health care for fecal (bowel) incontinence. Learn about your diagnosis & treatment options.

Gallstones are hard particles that develop in the gallbladder. Learn more about the causes, signs to look for & medical measures that can be taken to treat & manage symptoms.

Severe heartburn that occurs more than twice a week is known as GERD - gastroesophageal reflux disease. GERD is a common disorder, affecting up to one in five people in the U.S. Learn more about the condition and how it's managed.

IBS is a chronic condition affecting the large intestine. It can cause cramping, bloating, constipation and/or diarrhea. Learn more about the diagnosis of IBS and the long-term management plan to help treat the symptoms.

Mercy's gastroenterologists provide comprehensive care for liver disease. Learn about the symptoms of this digestive disorder as well as the types, causes & available treatments.

Mercy gastroenterologists provide comprehensive care for stomach (gastric) ulcers. Learn about the types, causes as well as diagnosis & treatment options.

Discover health issues early with Endoscopic Ultrasound at Mercy. Get accurate, minimally invasive diagnosis and treatment. Schedule now!

Mercy offers a broad range of endoscopic procedures to diagnose & treat a variety of conditions. Learn more about the different uses of an endoscopy & what to expect.