Infectious Laryngotracheitis: species
Mainly chickens and peafowl.
Also pheasants and turkey poults.
Infectious Laryngotracheitis: signs
Mild or subclinical.
Severe - extended head and neck, gasping for air, die in 2-3 days. Swollen sinuses, cough bloody mucus.
+/- diphtheritic membranes
Pigeon Paramyxovirus: signs
Similar to Newcastle.
Respiratory signs +/- greenish watery diarrhea, possible CNS signs
Avian Influenza: signs
Respiratory signs vary from mild to severe. Edema of the head and neck, +/- egg drop.
Due to sig. viral variation morbidity and mort. varies
Fowl Adenovirus: signs
Subclinical to a moderately severe disease.
Severe - respiratory signs with mucoid pasty white droppings that stink and stick to the vent.
Poss. egg drop, guinea fowl may develop pancreatitis or marble spleen-like disease
Quail Bronchitis: signs
chicks < 1 week = 100% mort.
chicks > 1 week but <6 wks, severe respiratory signs with greenish diarrhea, die in 24-48 hours
Marble Spleen Disease: signs
Not primarily respiratory disease except when enlarged spleen causes dyspnea due to compressed air sacs
Infectious Bronchitis: signs
Respiratory signs may be mild with egg drop.
Pheasant chicks 40% mort.
Guinea fowl - enteritis and pancreatitis
Usually chicks up to 4 weeks.
Sudden death to chronic wasting disease with some respiratory signs
Often a secondary invader.
Inflammation and typical upper respiratory signs
Diphtheritic lesions on respiratory mucosa.
May cause severe respiratory signs and death, poss egg drop
Cryptococcus, blastomycosis, histoplasmosis: signs
Gelatinous granulomatous lesions on the mucous membranes of respiratory and GI tracts.