Aspergillosis - Describes the most common fungal infection in birds. Short discussion of the disease particularly in parrots.

Avian Diseases Reading Room - Covers allergic alveolitis heavy metal poisoning polyoma virus salmonella e coli and exotic newcastle disease. By the National Cockatiel Society.

Avian Diseases Transmissible to Humans - Describes types of diseases that do not pose a serious threat but that pet and poultry owners should be aware of.

Avian Health Network Inc: the Stop PDD Campaign - Non-profit charitable corporation committed to raising public awareness and funds for avian conditions such as proventricular dilatation disease.

Avian Infectious Diseases - Lists the most common agents of disease seen in pet birds including viral bacterial and fungal.

Avian Pox - Learn more about this disease of the skin caused by infection with the avipoxvirus group of viruses. Can spread at bird feeders and through migratory flyways.

Avian Tuberculosis - Article by a veterinarian on this serious problem that could affect both people and flocks of birds. Discusses diagnosis and treatment.

Chlamydia Psittaci: (Parrot Fever) Infection in Companion Birds - Doctor discusses this bacterial infection commonly known as psittacosis and contagious between psittacine species.

Crop Infections - Describes the muscular pouch located in front of a bird's neck near the throat the causes and signs of infection how it's diagnosed and treated.

Effective Treatments for Common Avian Parasites - Veterinary article that covers mites giardia roundworms tapeworms trichomoniasis and coccidian parasites.

House Finch Conjuctivitis - Questions and answers about this condition. Contains photographs. From Pennsylvania Wildlife Series.

House Finch Disease Survey - Monitors the occurrence of mycoplasmal conjunctivitis a disease that affects House Finches and other wild bird species in the United States and Canada. Describes the disease and how to recognize it.

Improved Aviculture Management May Prevent Candidiasis in Birds - Provides detail on Candida albicans a fungus that can grow uncontrollably and impair respiration and feeding. Discusses management of this condition and the treatment for it.

Megabacteria - A Review of the Literature - Published information regarding megabacteria a disease that afflicts the proventriculus of budgerigars and other birds.

Merck Veterinary Manual: Caged Birds - Provides an index to a variety of avian diseases such as bacterial mycotic parasitic and viral.

Mycoplasmal Conjunctivitis in Wild Songbirds: The Spread of a New Contagious Disease in a Mobile Host Population - Report about the disease particularly affecting House Finches.

PetPlace.com - Pacheco's Disease - Caused by a group of psittacine herpesviruses. Article includes an overview what to watch for diagnosis treatment and prevention.

Proventricular Dilatation Disease (PDD) - Viral disease originally called macaw wasting syndrome psittacine wasting syndrome or neuropathic gastric dilation. Can occur in any psittacine.

Psittacine Beak and Feather Disease - Article by a veterinarian about the viral disease that can affect all psittacine birds. Includes photos and links to related content.

Psittacosis - Also known as chlamydiosis or chlamydia which can be passed from bird to human. Discusses transmission diagnosis and treatment of this dangerous disease.

Understanding Psittacosis - Article discusses the symptoms control and treatment of what is also known as parrot fever ornithosis or chlamydiosis in birds.