Cockatoos can be affected by several common diseases.
These include psittacosis, aspergillosis, polyomavirus, beak and feather disease, proventricular dilatation disease, giardiasis, coccidiosis, trichomoniasis, mange, and feather picking. Symptoms may involve respiratory problems, feather loss, weight loss, diarrhea, or skin lesions.
Regular veterinary care and good hygiene are essential for keeping cockatoos healthy.