Pediatric Avian Medicine: Infectious Diseases of the Psittacine Chick
Although Gram-negative bacteria and non-budding yeast can be normal gastrointestinal flora in the psittacine bird, these organisms can quickly overgrow in the debilitated chick. Signs of clinical disease can first manifest as crop stasis or stunting. A wide range of agents can cause problems, however important infectious diseases in the juvenile psittacine bird include avian polyomavirus, psittacine beak and feather disease, and candidiasis.