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Overview of Trichomoniasis in Poultry

Overview of Trichomoniasis in Poultry

Trichomoniasis in domestic fowl, pigeons, doves, and hawks is characterized, in most cases, by caseous accumulations in the throat and usually by weight loss. It has been termed “canker,” “roup,” and, in hawks, “frounce.” Etiology The causative organism is Trichomonas gallinae, a flage

Overview of Infectio...

Overview of Infectious Coryza in Poultry

Infectious coryza is an acute respiratory disease of chickens characterized by nasal discharge, sneezing, and swelling of the face under the eyes. It is distributed worldwide. The disease is seen only in chickens; reports of the disease in quail and pheasants probably describe a similar disease that

Overview of Aspergil...


    Aspergillosis is a disease, usually of the respiratory system, of chickens, turkeys, and less frequently ducklings, pigeons, canaries, geese, and many other wild and pet birds. In chickens and turkeys, the disease may be endemic on some farms; in wild birds, it appears to

Overview of Coccidio...

Overview of Coccidiosis in Poultry 2

Coccidiosis is caused by protozoa of the phylum Apicomplexa, family Eimeriidae. In poultry, most species belong to the genus Eimeria and infect various sites in the intestine. The infectious process is rapid (4–7 days) and is characterized by parasite replication in host cells with extensive damag

Newcastle Disease in...

Newcastle Disease in Poultry

Newcastle disease is an infection of domestic poultry and many other bird species with virulent Newcastle disease virus (NDV). It is a worldwide problem that presents primarily as an acute respiratory disease, but depression, nervous manifestations, or diarrhea may be the predominant clinical form

Overview of Avian In...

Overview of Avian Influenza

Avian influenza (AI) viruses infect domestic poultry, and pet, zoo, and wild birds. In domestic poultry, AI viruses are typically of low pathogenicity (LP), causing subclinical infections, respiratory disease, or drops in egg production. However, a few AI viruses cause severe systemic infections wit