[Source: OIE, full PDF document: (LINK). Edited.]
Highly pathogenic avian influenza, Mexico
Information received on 16/01/2013 from Dr Hugo Fragoso S?nchez, Director general de salud animal, Servicio nacional de sanidad, inocuidad y calidad agroalimentaria (SENASICA), Secretar?a de Agricultura, ganader?a,desarrollo rural, pesca y alimentaci?n (SAGARPA), Mexico, Mexico
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Highly pathogenic avian influenza, Mexico
Information received on 16/01/2013 from Dr Hugo Fragoso S?nchez, Director general de salud animal, Servicio nacional de sanidad, inocuidad y calidad agroalimentaria (SENASICA), Secretar?a de Agricultura, ganader?a,desarrollo rural, pesca y alimentaci?n (SAGARPA), Mexico, Mexico
- Summary
- Report type Immediate notification
- Date of start of the event 12/01/2013
- Date of pre-confirmation of the event 12/01/2013
- Report date 16/01/2013
- Date submitted to OIE 17/01/2013
- Reason for notification Reoccurrence of a listed disease
- Date of previous occurrence 29/09/2012
- Manifestation of disease Clinical disease
- Causal agent Highly pathogenic avian influenza virus
- Serotype H7N3
- Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced)
- This event pertains to a defined zone within the country
- New outbreaks
- Summary of outbreaks
- Total outbreaks: 2
- Outbreak Location - JALISCO ( Foco 2, Encarnaci?n de D?az, Encarnaci?n de D?az Foco 1, Encarnaci?n de D?az, Encarnaci?n de D?az )
- Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
- Birds - 397513 ? 20068 - 18009 - 0 - 0
- Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
- Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
- Birds - 5.05% - 4.53% - 89.74% - 4.53%
- * Removed from the susceptible population through death, destruction and/or slaughter;
- Summary of outbreaks
- Epidemiology
- Source of the outbreak(s) or origin of infection
- Unknown or inconclusive
- Source of the outbreak(s) or origin of infection
- Epidemiological comments
- A high mortality was reported on 12 January in two layer farms, which were immediately inspected by official staff from SENASICA in the Municipality of Encarnaci?n de D?az, State of Jalisco.
- The first outbreak has a population of 191,771 birds aged 72 weeks, of which 10,010 sick and 9,077 dead.
- The second outbreak has population of 205,742 birds aged 65 weeks, of which 10,058 sick and 8,932 dead.
- Both outbreaks were detected through notification made by the veterinarians in charge of these farms.
- The disease evolved hyperacutely with clinical signs as conjunctivitis, edema, cyanosis, palpebral, comb and chin swelling and sudden death. Both farms are being depopulated.
- Active and passive surveillance continues at national level and epidemiological investigation will go on in order to identify the source of the infection.
- Control measures
- Measures applied
- Quarantine
- Movement control inside the country
- Screening
- Zoning
- Vaccination prohibited
- No treatment of affected animals
- Measures to be applied
- Stamping out
- Disinfection of infected premises/establishment(s)
- Measures applied
- Future Reporting
- The event is continuing. Weekly follow-up reports will be submitted.
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