3,384 Possible Causes for Fever in USA

    • Upper Respiratory Infection

      A personal history of rheumatic fever (especially carditis or valvular disease) or a household contact with a history of rheumatic fever increases a person's risk. … Fever may be present, but it is not typical in persons with croup. … In children with bacterial sinusitis, the most common signs are cough (80%), nasal discharge (76%), and fever (63%).[1]

    • Acute Gastroenteritis

      It has been suggested that high fever is generally caused by bacteria, while mild fever indicates viral gastroenteritis. … The typical course consists of a short prodromal phase with mild fever, nausea and vomiting. … Symptoms After a short prodromal phase of mild fever, nausea and vomiting, diarrhea sets in.[2]

    • Insect Bite

      Lymphadenopathy and fever may be observed. … They serve as vectors for viruses (e.g., those viruses causing yellow fever, Dengue fever, West Nile fever), bacteria (mainly Enterobacteriaceae) and protozoa (e.g., Dirofilaria … Lice may also serve as vectors for Borrelia recurrentis and Bartonella quintana, etiological agents of relapsing fever and trench fever, respectively.[3]

    • Influenza

      Used in Italian for diseases since at least 1504 (cf. influenza di febbre scarlattina "scarlet fever") on notion of astral or occult influence. … Veterinary Pathology. an acute, contagious disease occurring in horses and swine, characterized by fever, depression, and catarrhal inflammations of the eyes, nasal passages … British Dictionary definitions for influenza noun 1. a highly contagious and often epidemic viral disease characterized by fever, prostration, muscular aches and pains, and[4]

    • Urinary Tract Infection

      Constitutional symptoms, such as fever, nausea, and anorexia, are rare or mild. … Fever may be a component of urethritis-related syndromes (eg, Reiter syndrome, Behçet syndrome) but rarely is observed in acute cystitis. … Catheter-Related Infection Symptoms of catheter-related UTI generally are nonspecific; most patients present with fever and leukocytosis.[5]

    • Sinusitis
      Fever Scarlet Fever

      But if you don't improve after 10 days or have persistent fevers, see your doctor. … Charles is seeing older kids coming in with a virus that's causing sore throats, body aches and fevers. … You'll notice a harsh, barky, non-productive cough in your child and a fever that usually lasts two to five days.[6]

    • Acute Bronchitis

      Systemic Sometimes there can be a slight fever and chills, as in flu like symptoms. … Acute bronchitis is a common, acute inflammation of the bronchi, with fever and a productive cough. … Musculoskeletal The main symptom in this category would be muscle aches due to the chills and fever, and chest discomfort from the coughing.[7]

    • Streptococcal Infection

      Rarely, the pharyngitis is associated with scarlet fever. … A large proportion of acquired heart disease cases in children originates from rheumatic fever. … Rheumatic fever can present as an inflammation of the joints, heart, central nervous system, or skin.[8]

    • Drug-induced Fever

      Drug-induced fever has been described as fever coinciding with drug administration when no other etiology for the fever can be discovered and when the fever abates after cessation … Confirmation of DIF depends on demonstrating a temporal link between drug initiation, the onset of fever, and resolution of fever after cessation of the drug. … It presents with high fever, tachycardia, sweating, and labile blood pressure.[9]

    • Otitis Media

      Take over-the-counter medicines such as ibuprofen or acetaminophen for pain or fever. … Many infants and children with an acute ear infection have a fever or trouble sleeping. … All children younger than 6 months with a fever or symptoms of an ear infection should see a provider.[10]


    Hyperthermia is characterized by an elevation of body temperature above the normal range over the temperature regulation set point.

    Further symptoms

    Similar symptoms


    1. Upper Respiratory Tract Infection Clinical Presentation: History, Physical Examination,…
    2. Acute Gastroenteritis,…
    3. Insect Bite,
    4. Influenza | Define Influenza at,
    5. History, Physical Examination, Acute Urethritis Versus Cystitis,…
    6. What's Going Around: Doctors seeing sinusitis, bronchitis, croup,…
    7. Acute Bronchitis,
    8. Streptococcal Infection,…
    9. Drug-induced Fever,
    10. Ear infection - acute: MedlinePlus Medical Encyclopedia,…