Volume 21, Number 2—February 2015
Research
Tickborne Relapsing Fever, Bitterroot Valley, Montana, USA
Joshua Christensen, Robert J. Fischer, Brandi N. McCoy, Sandra J. Raffel, and Tom G. Schwan
Table 1
Laboratory test results for serum from a 55-year-old man with tickborne relapsing fever on 2 dates compared with reference values, Montana, USA, 2013
| Characteristic | Blood components examined* |
||||||||
|---|---|---|---|---|---|---|---|---|---|
| Platelets/mL | Bilirubin, mg/dL | ALP, IU/L | AST, U/L | ALT, U/L | Serum lactate, mmol/L | PCT, μg/L | LDH, U/L | CK, U/L | |
| Sample date | |||||||||
| Jul 20 | 51,000 | 1.7 | 234 | 89 | 97 | ND | ND | ND | ND |
| Jul 22 | 29,000 | 6.8 | 414 | 215 | 144 | 3.9 | 7.99 | 495 | 602 |
| Reference range or value | 150–450,000 | 0.2–1.9 | 45–150 | 14–59 | 10–55 | 0.5–2.2 | <0.05 | 300–600 | 20–200 |
*ALP, alkaline phosphatase; AST, aspartate aminotransferase; ALT, alanine aminotransferase; PCT, procalcitonin; LDH, lactate dehydrogenase; CK, creatine kinase; ND, not determined.
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Page updated: January 20, 2015
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