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Abdominal pain    
Fatigue    
Fever
Headache    

12 possible causes of "Abdominal pain, Fatigue, Feve..."
Symptoms:
  • Fever
  • Abdominal pain
  • Fatigue
  • Headache
  • Blood in stool
  • Pain
1. Food Poisoning
Every year, millions of people eat food contaminated with bacteria, viruses, or parasites. The result can be food poisoning, an uncomfortable experience characterized by nausea, vomiting, and diarrhea. One in si...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Groin lump
  • Abdominal pain
  • Fatigue
  • Fever
  • Headache
  • Neck lump
2. 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...
Symptoms:
  • Loss of appetite
  • Abdominal pain
  • Fatigue
  • Fever
  • Headache
  • Abscess of chest wall
3. Tuberculosis
Tuberculosis (TB) is a potentially fatal contagious disease that can affect almost any part of the body but is mainly an infection of the lungs.
Symptoms:
  • Dementia
  • Abdominal pain
  • Fatigue
  • Fever
  • Headache
  • Protruding eyes
4. Leukemia
Leukemia is a cancer of the blood cells. There are several types of blood cells, including red blood cells (RBCs), white blood cells (WBCs), and platelets. Generally, leukemia refers to cancers of the WBCs. Two types o...
Symptoms:
  • Loss of appetite
  • Abdominal pain
  • Fatigue
  • Fever
  • Headache
  • Body ache
5. 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...
Symptoms:
  • Loss of appetite
  • Abdominal pain
  • Fatigue
  • Fever
  • Headache
  • Nausea
6. Addisonian Crisis (Acute Adrenal Crisis)
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...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Joint pain
  • Abdominal pain
  • Fatigue
  • Fever
  • Headache
  • Malaise
7. West Nile Virus Infection (West Nile Fever)
A mosquito bite can turn into something much more severe if you are infected with West Nile virus. Mosquitoes transmit this virus after they bite an infected bird and then bite a person. While not all people wit...
Symptoms:
  • Nausea
  • Abdominal pain
  • Fatigue
  • Fever
  • Headache
  • Joint pain
8. Ebola Virus and Disease
Ebola disease-also called Ebola hemorrhagic fever or Ebola fever-is a rare and often fatal illness that humans and nonhuman primates (such as monkeys and gorillas) can contract. There have been several outbreaks o...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Loss of appetite
  • Abdominal pain
  • Fatigue
  • Fever
  • Headache
  • Aversion to food or drink
9. Brucellosis
Brucellosis is caused by a group of bacteria from the genus Brucella. These bacteria can infect both humans and animals. Brucellosis is often spread through ingesting infected food, such as raw meat and unpasteurize...
Symptoms:
  • Loss of appetite
  • Abdominal pain
  • Fatigue
  • Fever
  • Headache
  • Blindness
10. Sarcoidosis
Sarcoidosis is an inflammatory disease where granulomas (clumps of immune cells, usually macrophages) form in various organs. This causes organ inflammation. Doctors believe that sarcoidosis may be caused by an abnorma...

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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