What causes diarrhea? 87 possible conditions

Viewing 21 - 40 of 87 results

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

21

Appendicitis

This condition is considered a medical emergency. Urgent care may be required.

Appendicitis is inflammation of the appendix, which can be fatal if left untreated. The telltale sign is pain that usually starts as mild cramping, especially on the right side, and becomes more severe over time.

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22

Colitis

Colitis is inflammation of the colon, often causing discomfort and pain in the abdomen, as well as other gastrointestinal symptoms. Colitis has many possible causes, which determine the type.

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23

Irritable Bowel Syndrome

Irritable bowel syndrome (IBS) is a chronic condition that affects the large intestine and causes many uncomfortable symptoms, such as bloating, gas, cramping, diarrhea, constipation, and pain.

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24

Painful Menstrual Periods

Menstruation is a monthly occurrence for women in which the body sheds the uterine lining, which is later passed through the vagina. Pain, cramping, and discomfort during menstruation is normal. Excessive pain is not.

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25

The Atypical Facts About Atypical Pneumonia

Atypical pneumonia that is caused by mycoplasma bacteria, one possible symptom is a rash.

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26

Swine Flu

Swine flu, also known as H1N1, is a highly contagious virus with symptoms similar to common influenza types. It spreads quickly from person to person, and can linger on tables and surface areas.

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27

Caffeine Overdose

You're at risk for caffeine overdose when you ingest more than 200 to 300 mg of caffeine (about three 8-oz cups of coffee) in a day. Dizziness, diarrhea, headache, and severe thirst may occur.

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28

Anaphylaxis

This condition is considered a medical emergency. Urgent care may be required.

When people with severe allergies are exposed to their allergen, a life-threatening reaction called anaphylaxis can result: a series of symptoms such as rash, abdominal pain, and difficulty breathing and shock.

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29

Allergies Overview

This condition is considered a medical emergency. Urgent care may be required.

An allergy is the immune system's response to a foreign substance (allergen) that is not typically harmful to a person's body. This attack response may involve inflammation, sneezing, and a host of other symptoms.

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30

Cystic Fibrosis

Cystic fibrosis is a recessive genetic disorder that affects cells that produce mucous, sweat, and digestive juices. It may cause severe problems in the lungs, pancreas, liver, and intestine

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31

E. coli Infection

E. coli is a type of bacteria normally found in intestines. But certain kinds of E. coli can cause infection and severe symptoms like diarrhea and dehydration.

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32

Hyperthyroidism

The thyroid gland produces a hormone that controls how your cells use energy (metabolize). Hyperthyroidism occurs when the body produces excessive amounts, causing rapid heart rates, weight loss, and heat intolerance.

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33

Neutropenia

Neutropenia occurs when a type of white blood cell called neutrophils that protects your body from infections is low. It can cause symptoms like gum inflammation and mouth sores.

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34

Snake Bites

This condition is considered a medical emergency. Urgent care may be required.

A venomous snake bite can be deadly and is a medical emergency. Even a bite from a harmless snake can cause infection or an allergic reaction, producing symptoms like pain and swelling, convulsions, nausea, or paralysis.

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35

Neuroblastoma

Neuroblastoma is a rare cancer that develops in tissues of the sympathetic nervous system (the system that carries brain signals to the body). Early symptoms of the cancer can include fever, diarrhea, and others.

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36

Toxic Shock Syndrome

This condition is considered a medical emergency. Urgent care may be required.

Toxic shock syndrome is a rare, serious condition caused by a bacterial infection. Rash is one of several common signs for this symptom.

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37

The Deadly Potential of Digitalis: Digitalis Toxicity

This condition is considered a medical emergency. Urgent care may be required.

Digitalis toxicity happens when you take too much digitalis, a medication for heart conditions. This results in nausea, vomiting, chills and sweating.

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38

Whooping Cough (Pertussis)

Whooping cough is a serious respiratory infection caused by a type of bacteria called Bordetella pertussis. The infection causes violent, uncontrollable coughing that can make it difficult to breathe. Whooping cough ca...

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39

Kwashiorkor

Kwashiorkor is a form of malnutrition caused by protein deficiency. It is the most common nutritional disorder in developing countries. Common symptoms are change in skin tone, diarrhea, flaky rash, and more.

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40

Ischemic Colitis

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. Others are diarrhea, vomiting, and belly tenderness.

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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.
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