851 Possible Causes for High Fever in USA

    • Upper Respiratory Infection

      You should see a doctor if you have a high fever or if the pain in your face and teeth gets worse. … Symptoms include: High fever (greater than 101 F or 38.3 C) Severe, sudden headache accompanied by any of the following: Mental changes (e.g. agitation or confusion) Neck … Symptoms include: Rapid onset of symptoms High fever (greater than 101 F or 38.3 C) Severe body aches and/or headache Dry cough Extreme fatigue Chills Pneumonia can be serious[1] [2]

    • Insect Bite

      This can include recurring high fever, vomiting, chills and diarrhea. … Symptoms include high fever, headache, pain behind the eyes and nosebleeds. … Symptoms like (but not limited to) high fever, severe headaches, pain behind the eyes, rash and mild bleeding (such a nose bleed, bleeding gums, or easy bruising) usually[3] [4]

    • Acute Gastroenteritis

      It has been suggested that high fever is generally caused by bacteria, while mild fever indicates viral gastroenteritis.[5]

    • Influenza
      High Fever

      Type A and B cause the annual influenza epidemics that have up to 20% of the population sniffling, aching, coughing , and running high fevers . … fever If you experience any of these reactions, seek medical attention immediately. … […] serious side effects of vaccination include: Difficulty breathing Hoarseness Swelling around the eyes or lips Hives Paleness Weakness Racing heart Dizziness Behavior changes High[6] [7]

    • Urinary Tract Infection

      Part of urinary tract affected Signs and symptoms Kidneys (acute pyelonephritis) Upper back and side (flank) pain High fever Shaking and chills Nausea Vomiting Bladder (cystitis[8]

    • Bubonic Plague
      High Fever

      Symptoms of the bubonic plague, the most common form of the bacterial infection, include high fever, lethargy and swollen lymph nodes. … The body's natural immune defenses kick in, causing a high fever in an attempt to kill the bacteria. … Its symptoms are high fever, lethargy and swollen lymph nodes, most commonly in the neck and under the jaw, Modie said.[9] [10] [11]

    • Sinusitis

      You should see a healthcare provider right away if you have: Vision changes Severe or intense facial pain or pressure High fever Neck stiffness Shortness of breath Swelling … […] than seven days Your symptoms don't improve after you see your doctor See a doctor immediately if you have any of the following, which could indicate a serious infection: Highfever Swelling or redness around your eyes Severe headache Confusion Double vision or other vision changes Stiff neck Causes Common causes of chronic sinusitis include: Nasal[12] [13]

    • Meningitis
      High Fever

      The classic triad of diagnostic signs consists of nuchal rigidity, sudden high fever, and altered mental status; however, all three features are present in only 44–46% of[14]

    • Measles
      High Fever

      The infection causes a skin rash and a high fever. … Measles is an extremely contagious viral lung disease that causes high fever, rash, and life-threatening complications in children. … High fever (over 105ºF) Cough Runny nose Red eyes (conjunctivitis) Rash of tiny, red spots that starts on the head and spreads to the body Diarrhea Ear infection How soon[15]

    • Leptospiral Meningitis
      High Fever

    Further symptoms

    Similar symptoms


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    4. How To Tell If A Bug Bite Needs Medical Attention,…
    5. Acute Gastroenteritis,…
    6. Influenza A, B, C and more,…
    7. Influenza (Flu) |,
    8. Urinary tract infection (UTI) - Symptoms and causes,…
    9. Oregon girl, 16, diagnosed with bubonic plague,…
    10. Bubonic Plague - The Bubonic Plague,…
    11. Oregon teenager diagnosed with bubonic plague,…
    12. Sinusitis - Health Encyclopedia - University of Rochester Medical Center,…
    13. Chronic sinusitis - Symptoms and causes,…
    14. Meningitis,
    15. Measles (Rubeola) Vaccine Guide | Immunization Info,…