What causes abdominal pain and loss of appetite? 70 possible conditions

Viewing 21 - 40 of 70 results

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

21

Hookworm Infections

Hookworms are parasites. This means they live off other living things. Hookworms affect your lungs and small intestine. Humans contract hookworms through roundworm eggs and larvae found in dirt contaminated by feces...

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22

Stomach Cancer (Gastric Adenocarcinoma)

Gastric cancer, also known as gastric adenocarcinoma, is a cancer that forms inside of the stomach. It is the most common type of stomach cancer worldwide, and most commonly affects men over the age of 40.

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23

E. coli Infection

E. coli is a type of bacteria that normally live in the intestines of people and animals. However, some types of E. coli, particularly E. coli 0157:H7, can cause intestinal infection. Symptoms of intestinal infectio...

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24

Crohn’s Disease

Crohn's disease is a chronic bowel disease that causes severe inflammation of the digestive tract. It is associated with abdominal pain, diarrhea, and may affect your quality of life. Crohn's disease is characterized b...

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25

Ulcerative Colitis

Ulcerative colitis is an inflammatory bowel disease (IBD) in which the lining of the large intestine (colon or bowel) and the rectum become inflamed. This inflammation produces tiny sores or ulcers on the lining of th...

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26

Infectious Mononucleosis

Infectious mononucleosis, often called "mono," is caused by the Epstein-Barr virus (EBV). It typically occurs in teenagers, but you can get it at any age. The virus is spread through saliva, which is why some peopl...

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27

Pyelonephritis

Pyelonephritis is a sudden and severe kidney infection. This condition causes the kidneys to swell, can permanently damage the kidneys, and can even be life threatening. It is important to recognize the symptoms so yo...

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28

Underactive Pituitary Gland (Hypopituitarism)

Your pituitary gland is located just below your brain. It releases eight hormones that each plays its own role in your body processes. Functions range from stimulating bone growth to prompting your thyroid gland t...

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29

Chickenpox

Also known as varicella, chickenpox is a virus that often affects children. It is characterized by itchy red blisters that appear all over the body. Chickenpox was once so common it was considered a childhood rite o...

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30

Hepatitis A

Hepatitis is an inflammation of the liver caused by exposure to toxins, immune diseases, or infection. Viruses cause most cases of hepatitis. Hepatitis A is inflammation of the liver caused by the hepatitis A virus...

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31

Addison’s Disease

Addison's disease occurs when the adrenal cortex is damaged and the adrenal glands do not produce enough steroid hormones called cortisol and aldosterone. Cortisol regulates the body's reaction to stressful situations...

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32

Chlamydia Infection

Chlamydia is a sexually transmitted disease that should be treated quickly in order to avoid complications. It is caused by bacteria that are usually spread through sexual contact. People with chlamydia often don't hav...

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33

Chronic Pancreatitis

Chronic pancreatitis affects the organ known as the pancreas, which is located below your stomach. The pancreas produces enzymes, which help to digest your food, and hormones such as insulin, which regulates the leve...

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34

Urethritis

Urethritis is a condition that affects the urethra. The urethra is the tube that carries urine from the bladder so it can be expelled from the body. Semen also passes through the male urethra. The core cause o...

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35

Pancreatic Cancer

Pancreatic cancer occurs within the tissues of the pancreas, a vital organ that is located behind the stomach. The pancreas plays an essential role in digestion by producing enzymes that the body needs to digest fats...

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36

Abdominal Aortic Aneurysm

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

Your aorta is the largest blood vessel in your body, carrying blood from your heart down to your abdomen, legs, and pelvis. If the walls of the aorta become weak, they can swell or bulge out. When this happens in th...

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37

Botulism

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

Botulism (or "botulism poisoning") is a rare, but very serious illness that is transmitted through a very common source-the food we eat. Botulism poisoning is caused by a type of bacteria that is present everywher...

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38

Torsion of Testes

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

In men with torsion of the testes, the spermatic cord becomes twisted. This cord carries blood to the testicles.When the cord twists, it cuts off blood supply to the testicles. This causes severe pain. It can als...

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39

Drug Allergy Overview

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

Drug allergies are overblown responses of the immune system to prescription or over-the-counter drugs that aren't typically harmful. Learn more about symptoms, causes and treatments for allergic reactions to drugs.

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40

Addisonian Crisis (Acute Adrenal Crisis)

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

When we're stressed out, our adrenal glands produce a hormone called cortisol. Cortisol helps our bodies respond effectively to stress. It also plays a role in bone health, immune response, and the metabolism of food...

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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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