infectious laryngotracheitis


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infectious laryngotracheitis

(1) Laryngotracheobronchitis, see there.
(2) A viral infection that affects the respiratory tract of chickens, pheasants and peafowl, which can spread rapidly and cause high mortality in susceptible poultry.

Clinical findings
The birds have difficulty breathing, cough and gasp; they may stand with their wings spread, their head and neck extended, struggling for air. Milder signs include discharges from the birds’ eyes and nostrils. Up to 100% of a flock can be affected; up to 70% die.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
References in periodicals archive ?
Molecular biology of avian infectious laryngotracheitis virus.
Genomic sequence analysis of the United States infectious laryngotracheitis vaccine strains chicken embryo origin (CEO) and tissue culture origin (TCO).
Replication of recombinant herpesvirus of turkey expressing genes of infectious laryngotracheitis virus in specific pathogen free and broiler chickens following in ovo and subcutaneous vaccination.

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