Infection with ranavirus,
Information received on 30/07/2020 from Dr Silvio Borrello, Chief Veterinary Officer, Food Safety and Collegial Bodies for Health Protection, Ministère de la Santé, Department for Veterinary Public Health, Rome, Italy
Report type Immediate notification (Final report)
Date of start of the event 20/07/2020
Date of confirmation of the event 27/07/2020
Report date 30/07/2020
Date submitted to OIE 30/07/2020
Date event resolved 27/07/2020
Reason for notification First occurrence of a listed disease in the country
Causal agent Frog Virus 3
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 (1_2020 Ranavirus TN) Valdaone, TRENTO, Trento
Date of start of the outbreak 20/07/2020
Outbreak status Resolved (27/07/2020)
Epidemiological unit Pond
Water type Fresh water
Population type Wild
Production system Open
Affected animals
Species Morbidity Mortality Susceptible Cases Deaths Killed and disposed of Slaughtered
Common frog (Rana temporaria) (kg) 100 (scale 0 to 5) 100 (scale 0 to 5) 1 1
Affected population High mortality levels have been found in tadpoles living in a pond
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Common frog (Rana temporaria) (kg) 1 1
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Common frog (Rana temporaria) (kg) ** ** 100.00% **
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Control measures
Measures applied
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Experimental zooprophylactic institute (IZS), Padova (National laboratory) Common frog (Rana temporaria) polymerase chain reaction (PCR) 27/07/2020 Positive
Future Reporting
The event is resolved. No more reports will be submitted.
Map of outbreak locations