Low pathogenic avian influenza (poultry),
Information received on 14/06/2017 from Dr Zakaria Mohamed Mustafa Elkhatal, Director General, National Centre for Animal Health (NCAH), Ministry of Agriculture, Animal & Marine Wealth, Tripoli, Libya
Report type Follow-up report No. 2
Date of start of the event 08/05/2017
Date of confirmation of the event 16/05/2017
Report date 13/06/2017
Date submitted to OIE 14/06/2017
Date event resolved 10/08/2017
Reason for notification Recurrence of a listed disease
Date of previous occurrence 06/2013
Manifestation of disease Sub-clinical infection
Causal agent Low pathogenic avian influenza virus
Serotype H7
Nature of diagnosis Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (19/05/2017)
Follow-up report No. 1 (01/06/2017)
Follow-up report No. 2 (13/06/2017)
Follow-up report No. 3 (14/08/2017)
New outbreaks (1)
Outbreak 1 Frzoga, Al Marj
Date of start of the outbreak 24/05/2017
Outbreak status Resolved (10/08/2017)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 220 1 0 220 0
Affected population 220 different domestic poultry (10 ducks, 8 geese, 100 pigeons, 80 layers and 22 chickens).
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 220 1 0 220 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 0.45% 0.00% 0.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Illegal movement of animals
Epidemiological comments As part of general surveillance for avian influenza in the whole country under a FAO project, 332 swab samples from backyards were collected by monitoring teams and one sample was positive in Frzoga area. Stamping out has been applied to the entire susceptible population by the official veterinary services. The farm has been cleaned and disinfected.
Control measures
Measures applied
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Screening
  • Quarantine
  • Stamping out
  • Zoning
  • Disinfection
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
National Central Veterinary Laboratory, Tripoli (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 07/06/2017 Positive
National Central Veterinary Laboratory, Tripoli (National laboratory) Birds antigen (Ag) detection ELISA 07/06/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations