Colorado tick fever : Symptoms & Signs, Diagnosis & Tests

Symptoms & Signs

Symptoms of Colorado tick fever start 3 to 6 days after getting the tick bite. A sudden fever continues for 3 days, goes away, then comes back 1 to 3 days later for another few days. Other symptoms include:

  • Excessive sweating
  • Generalized weakness
  • Headache
  • Joint stiffness
  • Nausea and vomiting
  • Occasional rash (may be light-colored)
  • Sensitivity to light ( photophobia)
  • Severe muscle aches

Diagnosis & Tests

Tests are done to confirm the infection. These may include:

  • Complement fixation to Colorado tick virus
  • Immunofluorescence for Colorado tick fever — will be positive if the person has the disease

Other blood tests may include:

  • Complete blood count (CBC) — will show a lower-than-normal number of white blood cells and may show lower-than-normal platelets
  • Creatine phosphokinase
  • Liver function tests


Review Date : 9/28/2008
Reviewed By : Linda Vorvick, MD, Seattle Site Coordinator, Lecturer, Pathophysiology, MEDEX Northwest Division of Physician Assistant Studies, University of Washington School of Medicine; Jatin M. Vyas, MD, PhD, Instructor in Medicine, Harvard Medical School, Assistant in Medicine, Division of Infectious Disease, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. Links to other sites are provided for information only — they do not constitute endorsements of those other sites. © 1997- 2010 A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.

adam.com


Disclaimer: This content including advice provides generic information only. It is in no way a substitute for qualified medical opinion. Always consult a specialist or your own doctor for more information. NDTV does not claim responsibility for this information.

Tags: , , .

Leave a comment