Conditions list medically reviewed by George Krucik, MD, MBA
Food poisoning occurs when you consume foods contaminated with bacteria, viruses, or parasites. Symptoms are usually uncomfortable but not severe.
Viral gastroenteritis, also known as the stomach flu, is caused by a number of different viruses. Its symptoms usually last for two to three days.
Peptic ulcers are painful sores in the lining of the stomach, esophagus, or small intestine. We'll show you how to treat and prevent them.
Bacterial infections are common causes of gastrointestinal infections. This type of infection is also called "food poisoning" and is often caused by poor hygiene or…
Diverticulitis occurs when the bulging sacs that appear in the lining of your large intestine, or colon, get acutely infected, or inflamed. Symptoms include sudden…
Stomach ulcers are painful sores in the lining of the stomach. Find out what causes them and how to treat them.
Colitis is inflammation of the colon. Read about the different types and associated symptoms.
Weakness in your stomach lining allows digestive juices to damage and inflame it, causing gastritis. Learn more about causes, diagnosis, and treatment.
Ischemic colitis (IC) is inflammation of the large intestine (colon). IC occurs when not enough blood flows to the colon. Abdominal pain is a common symptom.
Bleeding, or hemorrhage, is the name used to describe blood loss. It can refer to blood loss inside the body, called internal bleeding. Or it can refer to blood loss…
Colorectal cancer is a cancer that starts in the rectum or colon, located in the lower portion of the digestive system.
Damage to the liver from excessive drinking can lead to ARLD. Years of alcohol abuse cause the liver to become inflamed and swollen.
Amebiasis is a parasitic infection, common in the tropics and caused by contaminated water. Symptoms can be severe and usually start 1-4 weeks after exposure.
Crohn's is a chronic bowel disease that causes inflammation of your digestive tract. Learn more about treatment and prevention.
Shigellosis is a bacterial infection that affects the digestive system. The Shigella bacterium is spread through contact with contaminated feces.
Leukemia is a cancer of the blood cells. Get the statistics on survival rates, find out the most common symptoms, diagnostic options, and treatments.
Necrotizing vasculitis is the inflammation of blood vessel walls. It can interrupt blood flow, causing skin, muscle, and blood vessel damage.
Cirrhosis is the severe scarring and poor function of the liver caused by long-term exposure to toxins such as alcohol or viral infections.
Hookworms are parasites that affect the small intestine and lungs. Read more about the symptoms of this infection and treatment options.
Most incidents of chlorine poisoning result from ingesting household cleaners. Learn about symptoms and treatments.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.