Conditions list medically reviewed by George Krucik, MD, MBA
Hepatitis refers to an inflammatory condition of the liver. It's commonly caused by a viral infection, but there are other possible causes of hepatitis.
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.
Stomach ulcers are painful sores in the lining of the stomach. Find out what causes them and how to treat them.
Cirrhosis is the severe scarring and poor function of the liver caused by long-term exposure to toxins such as alcohol or viral infections.
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.
Stomach cancer is difficult to detect and often not diagnosed until it's more advanced. Here's the knowledge you need to beat the disease.
Addison's disease occurs when the adrenal cortex is damaged and the adrenal glands do not produce enough of the steroid hormones cortisol and aldosterone.
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.
Colorectal cancer is a cancer that starts in the rectum or colon, located in the lower portion of the digestive system.
Hookworms are parasites that affect the small intestine and lungs. Read more about the symptoms of this infection and treatment options.
Chronic, or long-term, pancreatitis is an inflammation of your pancreas that impairs your body's ability to digest food and regulate blood sugar.
Diabetes is a group of chronic metabolic diseases caused by defects in insulin production or function. Advanced diabetes may cause stomach pain, nausea, dizziness, and…
Alcohol use disorder, or alcoholism, is an addiction to alcohol. Here's what you need to know about symptoms, treatment, prevention, and more.
Type 1 diabetes is a chronic disease that result high levels of glucose in the blood due to a lack of insulin production. Glucose is a natural sugar that your body uses…
Non-Hodgkin's lymphoma (NHL) is a cancer of the lymphatic system that occurs when tumors develop from the lymphocytes, which are a type of white blood cell.
Pancreatic cancer is one of the most deadly forms of cancer and is often difficult to detect. Learn more about symptoms and treatments.
Chlamydia is a sexually transmitted infection that may not present any noticeable symptoms. Unprotected sex with multiple partners leads to greater risk.
Celiac disease is a digestive disorder caused by an abnormal immune reaction to gluten. Learn about celiac disease systems, diagnosis, and treatment.
Burkitt's lymphoma is a relatively rare and aggressive form of non-Hodgkin lymphoma.
Leishmaniasis is a parasitic disease caused by the Leishmania parasite found in sand flies.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.