What causes abdominal pain and nausea? 96 possible conditions

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

21

Endometriosis

Endometriosis occurs when tissue from the lining of the uterus grows outside of it, forming growths on the ovaries and in the pelvic region.

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22

Biliary (Bile Duct) Obstruction

A biliary obstruction blocks the bile ducts, which carry bile to the small intestine for digestion and waste removal. An obstruction can be caused by many factors, including gallstones, inflammation, cysts, or tumors.

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23

Colorectal (Colon) Cancer

Colorectal cancer is a cancer that originates in the rectum or colon. Both of these organs are located at the lower portion of your digestive system. The colon is at the end of the large intestine and the rectum is a...

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24

Giardiasis

Giardiasis is a parasitic infection of the small intestine. It may cause fatigue, stomach pain, bloating, and excessive gas.

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25

Gall Bladder Inflammation

Gallbladder disease is a term for various conditions that affect the organ. The majority of these diseases are caused by irritation to the gallbladder wall. Gallstones, cholecystitis, and polyps are gallbladder diseases.

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26

Diverticulitis

Diverticulitis occurs when the bulging sacs that usually appear in the lining of the large intestine get infected or inflamed. This usually causes abdominal tenderness on the lower left side, nausea, and diarrhea.

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27

Acute Pancreatitis

Acute pancreatitis is an inflammation in the pancreas, which causes pain and swelling in the upper left side of the abdomen, nausea, and burping.

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28

Salmonella Food Poisoning (Salmonella Enterocolitis)

Salmonella food poisoning is an infection in the small intestine by Salmonella, which is found in animal feces. It's marked by abdominal pain, chills, diarrhea, fever, muscle pain, and vomiting.

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29

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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30

Ectopic Pregnancy

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

Ectopic pregnancies occur when a fertilized egg fails to attach to the uterus. In most ectopic pregnancies, the egg will attach to the fallopian tubes. Less common, it may also attach to the abdominal cavity or cervix...

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31

Angina Pectoris

Stable angina, also called angina pectoris, is the most common kind of angina, a type of chest pain caused by reduced blood flow to the heart. Factors like being overweight or having diabetes put you at risk.

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32

Alcohol Withdrawal Delirium

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

Alcohol withdrawal delirium (AWD) is the most serious form of alcohol withdrawal. It causes sudden and severe problems in your brain and nervous system. Approximately five percent of hospital patients being treated fo...

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33

Unstable Angina

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

Angina is a condition marked by crushing pain in your chest that may also be felt in your shoulders, neck, and arms. The pain is caused by inadequate blood supply to your heart, which leaves your heart deprived o...

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34

Hiatal Hernia

A hiatal hernia occurs when the upper part of your stomach pushes up through your diaphragm and into your chest cavity. Common symptoms include heartburn, belching, and abdominal discomfort.

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35

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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36

H. Pylori Infection

H. pylori are a type of bacteria that may not cause problems. However, sometimes it can cause pain, bloating, and burping, and may lead to ulcers or stomach cancer.

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37

Shigellosis

The number one symptom of shigellosis, a bacterial infection, is diarrhea. Its symptoms vary in intensity, so you can have this infection and not know it.

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38

Amebiasis

Amebiasis is a parasitic infection, common in tropical countries and caused by contaminated water. Symptoms can be severe and usually start one to four weeks after exposure.

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39

Chronic Pancreatitis

The pancreas is vital to digestion and blood sugar regulation. Chronic pancreatitis is long-lasting inflammation that causes nausea and pain in the abdomen, and may eventually lead to scarring.

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40

Hernia

A hernia occurs when an organ pushes through the muscle or tissue that holds it in place. Hernias are most common in the abdomen. However, they can also appear in the upper thigh, belly button, and groin regions.

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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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