Borrelia Burgdorferi
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| Morphology | Spriochete, spiral-shaped bacteria. | 
|---|---|
| Disease | Causes Lyme disease, Lyme borreliosis, relapsing fever, Erythema migrans (EM) with polyarthritis, Lyme arthritis, Tickborne meningopolyneuritis. | 
| Zoonosis | Yes. | 
| Host Range | Humans, equine, domestic fowl, domestic companion animals, deer, wild rodents. | 
|---|---|
| Modes of Transmission  | Exposure to an infected tick. | 
| Signs and Symptoms | Distinctive skin lesion (EM, a red macule or papule that expands in an annular manner), systemic symptoms, polyarthritis, and neurologic and cardiac involvement; malaise, fatigue, fever, headache, stiff neck, mylagia, migratory arthralgias or lympadenopathy lasting several weeks and may precede lesions; neurological and cardiac abnormalities weeks to months after onset of EM; chronic arthritis may develop. | 
| Infectious Dose | unknown | 
| Incubation Period | 3-32 days after tick exposure. | 
| Prophylaxis | Not generally warranted for a tick bite alone. | 
|---|---|
| Vaccines | Recombinant outer-surface protein A vaccine (LYMErixT). | 
| Treatment | Treatment of EM stage with doxycycline for adults and amoxicillin for children may prevent or lessen the severity of the major late cardiac, neurologic or arthritic complications. | 
| Surveillance | Monitor for appearance of typical lesions; serological tests (IFA, ELISA). | 
| MSU Requirements  | Report any exposures.  | 
| Laboratory Acquired Infections (LAIs) | None have been reported.  | 
|---|---|
| Sources | Clinical specimens - blood, cerebrospinal fluid, urine, skin scrapings, retinal and
                                          synovial specimens; naturally or experimentally infected mammals, their ectoparasites
                                          and their infected tissues. Cultures, frozen stocks, other samples described in IBC
                                          protocol. | 
| BMBL | https://www.cdc.gov/labs/bmbl/?CDC_AAref_Val=https://www.cdc.gov/labs/BMBL.html | 
|---|---|
| Canada PSDS | |
| NIH Guidlines | 
| Risk Group 2 | Agents that are associated with human disease which is rarely serious and for which preventive or therapeutic interventions are often available. | 
|---|---|
| BSL2 | For all procedures involving suspected or known infectious specimen or cultures. | 
| ABSL2 | For all procedures utilizing infected animals. | 
| Small | Notify others working in the lab. Remove PPE and don new PPE. Cover area of the spill
                                                with absorbent material and add fresh 1:10 bleach:water. Allow 20 munutes (or as directed)
                                                of contact time. After 20 minutes, cleanup and dispose of materials. | 
|---|---|
| Large | 
 | 
| Mucous membrane  | Flush eyes, mouth, or nose for 5 minutes at eyewash station. | 
|---|---|
| Other Exposures  | Wash area with soap and water for 5 minutes.  | 
| Reporting | Immediately report incident to supervisor, complete a First Report of Injury form, and submit to Safety and Risk Management. | 
| Medical Follow-up  | During business hours: Bridger Occupational Health 3406 Laramie Drive. Weekdays 8am -6pm.  Weekends 9am-5pm After business hours: Bozeman Deaconess Hospital Emergency Room 915 Highland Blvd Bozeman, MT | 
| Disinfection | 0.5% sodium hypochlorite (1:10 bleach:water), 70% ethanol | 
|---|---|
| Inactivation | moist heat (15 minutes at 121oC) and dry heat (1 hour at 160-170oC). | 
| Survival Outside Host  | Unknown. | 
| Minimum PPE Requirements | Lab coat, disposable gloves, safety glasses, closed toed shoes, long pants | 
|---|---|
| Additional Precautions | Additioanl PPE may be required depending on lab specific SOPs and IBC Protocol. | 
