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Unintentional weight loss    
Fatigue    
Nausea

22 possible causes of "Unintentional weight loss, Fa..."
Symptoms:
  • Pain
  • Abdominal pain worse with eating
  • Unintentional weight loss
  • Fatigue
  • Nausea
  • Rectal hemorrhage
1. Stomach Ulcer
Stomach ulcers, also known as peptic ulcers, are painful sores that can be found in the stomach lining or small intestine. These ulcers occur when the thick layer of mucus that protects the stomach from digestive juice...
Symptoms:
  • Liver enlarged
  • Body ache
  • Unintentional weight loss
  • Fatigue
  • Nausea
  • Loss of appetite
2. Hepatitis
Hepatitis is swelling and inflammation of the liver. Hepatitis is most commonly caused by a viral infection. There are, however, other causes of hepatitis. These include autoimmune hepatitis (a disease occurring whe...
Symptoms:
  • Pain
  • Chest pain
  • Unintentional weight loss
  • Fatigue
  • Nausea
  • Loss of appetite
3. Peptic Ulcer
Peptic ulcers are sores that develop in the lining of the stomach, esophagus, and small intestine as a result of erosion from stomach acids. Peptic ulcers are a fairly common health problem, and it is estimated tha...
Symptoms:
  • Liver enlarged
  • Aversion to food or drink
  • Unintentional weight loss
  • Fatigue
  • Nausea
  • Blood in vomit
4. Cirrhosis
Cirrhosis is severe scarring of the liver and poor liver function seen at the end of chronic liver disease. The scarring is most often caused by long-term exposure to toxins such as alcohol or viral infections. Th...
Symptoms:
  • Difficulty in swallowing
  • Abdominal mass
  • Unintentional weight loss
  • Fatigue
  • Nausea
  • Vomiting blood
5. 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.
Symptoms:
  • Hair loss
  • Low grade fever
  • Unintentional weight loss
  • Fatigue
  • Nausea
  • Heart rate altered
6. 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...
Symptoms:
  • Anemia
  • Aversion to food or drink
  • Unintentional weight loss
  • Fatigue
  • Nausea
  • Pain
7. Amebiasis
Amebiasis is a parasitic infection of the intestines caused by entamoeba histolytica. It is common in tropical areas of the world where sanitation is poor, allowing food and water supplies to be exposed to feca...
Symptoms:
  • Pain
  • Weight loss
  • Unintentional weight loss
  • Fatigue
  • Nausea
  • Anemia
8. 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...
Symptoms:
  • Skin infections
  • Vomiting
  • Unintentional weight loss
  • Fatigue
  • Nausea
  • Feels hot to touch
9. 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...
Symptoms:
  • Early satiety
  • Claw toe
  • Unintentional weight loss
  • Fatigue
  • Nausea
  • Bad breath
10. Diabetes Overview
Learn about diabetes symptoms, causes & treatments.

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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