Edwardsiella tarda

Edwardsiella tarda

MATERIAL SAFETY DATA SHEET - INFECTIOUS SUBSTANCES

SECTION I - INFECTIOUS AGENT

NAME: Edwardsiella tarda

SYNONYM OR CROSS REFERENCE: N/A

CHARACTERISTICS: Gram negative rod, facultatively anaerobic, motile with peritrichous flagella

SECTION II - HEALTH HAZARD

PATHOGENICITY: Opportunistic pathogen occasionally causing acute gastroenteritis; associated with meningitis, septicemia, and wound infections

EPIDEMIOLOGY: Worldwide

HOST RANGE: Mammals, aquatic mammals, reptiles, fish and occasionally humans

INFECTIOUS DOSE: Not known

MODE OF TRANSMISSION: Fecal-oral route; ingestion of contaminated food

INCUBATION PERIOD: Not clearly identified

COMMUNICABILITY: As long as organism is shed in feces

SECTION III - DISSEMINATION

RESERVOIR: Mammals, reptiles (intestinal tract of snakes), water (contamination from reptiles) and fish

ZOONOSIS: None

VECTORS: None

SECTION IV - VIABILITY

DRUG SUSCEPTIBILITY: Sensitive to kanamycin, ampicillin, cephalothin, ciprofloxacin, trimethroprim - sulfamethoxazole and chloramphenicol

Drug Resistance: Most strains are resistant to colistin

SUSCEPTIBILITY TO DISINFECTANTS: Susceptible to many disinfectants - l% sodium hypochlorite, 70% ethanol, 2% glutaraldehyde, iodines, phenolics, formaldehyde

PHYSICAL INACTIVATION: Sensitive to moist heat (121°C for at least 15 min) and dry heat (160-170°C for at least 1 hour)

SURVIVAL OUTSIDE HOST: Survives well in fresh water

SECTION V - MEDICAL

SURVEILLANCE: Monitor for symptoms; confirmation by stool culture

FIRST AID/TREATMENT: Administer antibiotic therapy

IMMUNIZATION: None

PROPHYLAXIS: Not usually administered

SECTION VI - LABORATORY HAZARDS

LABORATORY-ACQUIRED INFECTIONS: No reported cases to date

SOURCES/SPECIMENS: Urine, feces, blood, wound exudates

PRIMARY HAZARDS: Ingestion, accidental parenteral inoculation

SPECIAL HAZARDS: None

SECTION VII - RECOMMENDED PRECAUTIONS

CONTAINMENT REQUIREMENTS: Biosafety level 2 practices, containment equipment and facilities for activities with cultures or potentially infectious clinical materials

PROTECTIVE CLOTHING: Laboratory coat; gloves when direct contact with infectious materials is unavoidable

OTHER PRECAUTIONS: Good personal hygiene and frequent handwashing

SECTION VIII - HANDLING INFORMATION

SPILLS: Allow aerosols to settle; wearing protective clothing, gently cover spill with paper towels and apply 1% sodium hypochlorite, starting at perimeter and working towards the centre; allow sufficient contact time (30 min) before clean up

DISPOSAL: Decontaminate before disposal; steam sterilization, chemical disinfection, incineration

STORAGE: In sealed containers that are appropriately labelled

SECTION IX - MISCELLANEOUS INFORMATION

Date prepared: January, 2001

Prepared by: Office of Laboratory Security, PHAC

Although the information, opinions and recommendations contained in this Material Safety Data Sheet are compiled from sources believed to be reliable, we accept no responsibility for the accuracy, sufficiency, or reliability or for any loss or injury resulting from the use of the information. Newly discovered hazards are frequent and this information may not be completely up to date.

Copyright © Health Canada, 2001

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