Possible Causes for Loss of Appetite in USA

  • Acute Gastroenteritis
    Loss of Appetite

    Acute gastroenteritis refers to an inflammation of stomach and intestines mainly caused by infection with viral or bacterial agents. Sudden onset of symptoms like abdominal pain, vomiting and diarrhea is characteristic for this condition. AG may run an asymptomatic, typical or severe course, depending on the overall…[1]

  • Influenza
    Loss of Appetite

    In pigs, horses and dogs, influenza symptoms are similar to humans, with cough, fever and loss of appetite.[2]

  • Infectious Mononucleosis
    Loss of Appetite

    Infectious mononucleosis is a common viral infection known to cause pharyngitis and fever. It is primarily an infection of teenagers and young adults caused by the Epstein Barr virus. The majority of patients with infectious mononucleosis have mild symptoms. However a few will complain of the following features: Once…[3]

  • Malignant Neoplasm
    Loss of Appetite
  • Appendicitis
    Loss of Appetite

    Appendicitis is an inflammation of the vermiform appendix. The typical symptoms include periumbilical pain, vomiting and nausea followed by fever and right lower quadrant abdominal pain. Classic presentation of acute appendicitis begins with pains, with vomiting setting in and fever coming in lastly. The appendix’s…[4]

  • Meningitis
    Loss of Appetite

    Meningitis is an inflammation of the meninges. The most common causes in adults are bacterial infections with Streptococcus pneumoniae, Neisseria meningitidis or Haemophilus influenzae. Aseptic meningitis may be caused by drugs (eg. NSAIDs, metronidazole and IV immunoglobulin), neoplasms or viruses. Typical signs and…[5]

  • Tuberculosis
    Loss of Appetite

    General signs and symptoms include fever, chills, night sweats, loss of appetite, weight loss, and fatigue.[6]

  • Depression
    Loss of Appetite Increased Appetite

    The following are the signs and symptoms exhibited: Too little sleep or excessive sleeping Loss of appetite accompanied by weight loss in some, while increase in appetite … Symptoms Individuals with depression exhibit signs of sadness, lack of interest in various activities, loss of appetite or sudden increase in food cravings, lack of sleep, … [7]

  • Gastritis
    Loss of Appetite

    Other symptoms include nausea, vomiting, loss of appetite and bloating.  … [8]

  • Common Cold
    Loss of Appetite

    There might also be fatigue, feeling of mild depression, headache, loss of appetite and muscle ache. … Patient may also have headache, weakness, muscle pain, loss of appetite and a general feeling of unwell.[9]

Further symptoms

Similar symptoms


  1. Acute Gastroenteritis, Symptoma
  2. Influenza, Wikipedia, CC-BY-SA-3.0
  3. Infectious Mononucleosis, Symptoma
  4. Appendicitis, Symptoma
  5. Meningitis, Symptoma
  6. Tuberculosis, Wikipedia, CC-BY-SA-3.0
  7. Depression, Symptoma
  8. Gastritis, Symptoma
  9. Common Cold, Symptoma