ILT_Mandel farm1

Marked dyspnea due to ILT - commercial pullets, 10 weeks of age.

ILT_Mandel_C2

Marked dyspnea due to ILT - commercial pullets, 10 weeks of age.

Infectious laryngotracheitis
Marked dyspnea due to ILT - commercial pullets, 10 weeks of age.
Infectious laryngotracheitis
Monolateral adherent eyelids - characteristic sign of ILT (conjunctivitis).
ILT_Dalton

Marked dyspnea due to ILT - commercial pullets, 11 weeks of age (Not vaccinated).

ILTpullet26

Larynx and Trachea: The tracheal lumen contains a massive, acute, dark-red blood clot (intratracheal cast) associated with copious amount of hemorrhagic mucous exudate, causing subtotal to total luminal occlusion; 9-week-old commercial layer pullet.

ILT_H_Trachea

Severe hemorrhage into the tracheal lumen.

Infectious laryngotracheitis
Haemorrhages into the lumen of tha trachea. This blood is the cause of asphyxia and death.
Infectious laryngotracheitis
Severe hemorrhage into the tracheal lumen.