Possible Causes for Leptospirosis in USA

  • Tsutsugamushi Disease

    Augmented SGOT/SGPT levels in up to 95% of the patients Hypoalbuminemia, in 50% of the patients The aforementioned findings may also suggest a potential dengue fever or leptospirosis[1]

  • Relapsing Fever
    Leptospirosis Weil's Disease

    Other spirochete illnesses (Lyme disease, syphilis, leptospirosis) do not show spirochetes on blood smear.[2]

  • Toxic Shock Syndrome
    Leptospirosis Weil's Disease

    any focal neurological findings) Negative results of: Blood, throat, and CSF cultures for other bacteria (besides S. aureus) Negative serology for Rickettsia infection, leptospirosis[3]

  • Babesiosis
    Leptospirosis Weil's Disease

    Babesiosis is an infectious tick-borne caused by protozoa of the genus Babesia. The symptoms manifested in cases of babesiosis are similar to symptoms of malaria. The extent of the symptoms depends on the extent of RBC destruction due to the parasite. The range can be from no overt symptoms to severe…[4]

  • Brucellosis

    Brucellosis is an infectious disease caused by any of several species of the Brucella genus: Brucella melitensis, Brucella abortus, Brucella suis and Brucella canis. Acute brucellosis may present with symptoms such as: Fever with chills and rigors  Anorexia  Headache Abdominal pain Muscular pain Fatigue and weakness…[5]

  • Yellow Fever
    Leptospirosis Weil's Disease

    Yellow fever is an acute arbovirus infection. It is transmitted by the bite of the yellow fever mosquito (Aedes aegypti) and other species. Yellow fever has an incubation period of five to six days. In the initial phase that lasts for three to four days, there is mild fever with rigors and chills and yellowing of the…[6]

  • Leptospirosis
    Weil's Disease

    Annually, there are between 7 and 10 million people affected by leptospirosis. … Leptospirosis is caused by the Leptospira species which is a spirochaete bacterium. … The only areas where no cases of leptospirosis are reported, are the Polar regions.[7]

  • Kawasaki Disease
    Weil's Disease

    Kawasaki disease (Kawasaki syndrome, mucocutaneous lymph node syndrome) is a systemic vasculitis of unknown etiology that primarily affects infants and children. Symptoms include a fever lasting more than 5 days, macular-papular erythematous rash, adenopathy, bilateral conjunctival injection and swelling of the…[8]

  • Viral Meningitis
    Weil's Disease

    Viral meningitis, as the name suggests, is a viral disease that causes inflammation of the meninges which are essentially membranes that cover the brain and the spinal cord. Individuals with poor immune system are more prone to develop viral infections. The symptoms of viral meningitis often mimic those of bacterial…[9]

  • Q Fever
    Weil's Disease

    Q fever is a common zoonosis due to an infection caused by Coxiella burnetii. The infection is acquired via inhalation of droplets from animal urine, feces or placenta. Acute Q fever is a mild illness that may resolve spontaneously. Chronic Q fever is a serious life threatening illness that has a high mortality. Q fever…[10]

Further symptoms


  1. Tsutsugamushi Disease, Symptoma
  2. Relapsing fever borreliosis, Wikipedia, CC-BY-SA-3.0
  3. Toxic shock syndrome, Wikipedia, CC-BY-SA-3.0
  4. Babesiosis, Symptoma
  5. Brucellosis, Symptoma
  6. Yellow Fever, Symptoma
  7. Leptospirosis, Symptoma
  8. Kawasaki Disease, Symptoma
  9. Viral Meningitis, Symptoma
  10. Q Fever, Symptoma