Diarrhea, Unintentional weight loss, Vomiting: 9 Possible Causes
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What causes diarrhea, unintentional weight loss and vomiting? 9 possible conditions

See a list of possible causes in order from the most common to the least.


Viral Gastroenteritis

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.

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Amebiasis is a parasitic infection of the intestines commonly contracted in tropical regions.

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Celiac Disease (Gluten Intolerance)

Celiac disease is a digestive disorder caused by an abnormal immune reaction to gluten. Learn about celiac disease systems, diagnosis, and treatment.

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Colorectal (Colon) Cancer

Colorectal cancer is a cancer that starts in the rectum or colon, located in the lower portion of the digestive system.

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Addison’s 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.

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Hookworm Infections

Hookworms are parasites that affect the small intestine and lungs. Read more about the symptoms of this infection and treatment options.

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Pancreatic Cancer

Pancreatic cancer is one of the most deadly forms of cancer and is often difficult to detect. Learn more about symptoms and treatments.

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Autonomic Neuropathy

Damage to the nerves that help your organs to function can cause a condition called autonomic neuropathy (AN) and is associated with other conditions.

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Leishmaniasis is a parasitic disease caused by the Leishmania parasite found in sand flies.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.