| reovirus infection in psittacine birds (psittacus erithacus): morphologic and immunohistochemical study. | in this paper we report on an outbreak of reovirus, herpesvirus (pacheco disease), and/or mycosis infection (aspergillus spp. and zygomyces spp.) affecting a batch of young african grey parrots (psittacus erithacus), with 80% morbidity and 30% mortality. study material was taken from five birds (four dead and one euthanatized) with a range of clinical symptoms (depression, diarrhea, respiratory symptoms). diagnosis was confirmed by immunohistochemical detection of avian reovirus, electron micros ... | 2002 | 12061663 |