Streptococcus spp.
Morphology
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Gram-positive coccus or spherical, non-sporeforming facultative anaerobic bacteria that grows in pairs or chains. |
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Disease
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Pharyngitis, pneumonia, meningitis, endocarditis, necrotizing fasciitis, urinary tract infections. |
Zoonosis
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Yes
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Host Range
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Humans and animals (cattle, poultry, fish, reptiles).
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Modes of Transmission
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Ingestion, exposure of mucous membranes, penetration through skin; wound contamination. |
Signs and Symptoms
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Respiratory and gastrointestinal illness, diarrhea, redness and swelling at site of infection. |
Infectious Dose
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>10^6-10^7 organisms.
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Incubation Period
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Days to weeks
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Prophylaxis
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None.
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Vaccines
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None.
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Treatment
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Surveillance
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Monitor for symptoms of infection.
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MSU Requirements
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Report any exposures
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Laboratory Acquired Infections (LAIs)
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Cases have been reported
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Sources
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Cultures, frozen stocks, other samples described in IBC protocol.
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Canadian MSDS:
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BMBL
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CDC
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NIH Guidelines
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Risk Group 2
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Agents that are associated with human disease which is rarely serious and for which preventive or therapeutic interventions are often available. |
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BSL2
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For all procedures involving suspected or known infectious specimen or cultures.
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ABSL2
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For all procedures utilizing infected animals.
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Small
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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.
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Large
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Mucous membrane
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Flush eyes, mouth, or nose for 5 minutes at eyewash station.
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Other Exposures
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Wash area with soap and water for 5 minutes.
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Reporting |
Immediately report incident to supervisor, complete a First Report of Injury form, and submit to Safety and Risk Management.
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Medical Follow-up
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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
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1:10 bleach:water; or 70% ethanol.
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Inactivation
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Inactivated by moist heat (15 min at 121°C) and dry heat (1 hour at 170°C)
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Survival Outside Host
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Survives in mud, litter, and sediment, limited survival on surfaces.
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Minimum PPE Requirements
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Lab coat, disposable gloves, safety glasses, closed toed shoes, long pants
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Additional Precautions
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Additioanl PPE may be required depending on lab specific SOPs and IBC Protocol. |