Lung: hyperaemia; extravasations; in parabronchi and some air sacs oedematous fluids; cannot see feed particles and in some blood vessels are the same type of fluids (thrombi); masses of bacteria in the tissue.

• 肺脏:充血;外渗;副支气管内及某些肺泡有积水；没有饲料微粒；某些血管有相同的积水(血栓症)；有大量细菌在组织内.