Upper resp disease Flashcards
Nasal adenocarcinoma sheep virus
ENTV-1 (betaretrovirus)
Nasal adenocarcinoma goat virus
ENTV-2 (betaretrovirus)
Nasal adenocarcinoma invade
Locally but rarely metastasise
Nasal adenocarcinoma presents as
Unilateral swelling of the maxilla due to slow-expanding adenocarcinoma in the nasal cavity
Granulomatous rhinitis/sinusitis in s&g fungi
Zygomycete
Granulomatous rhinitis/sinusitis presents as
Unilateral swelling of the maxilla as well as exophthalmos, destruction of turbinated and ethmoid bone
Granulomatous rhinitis/sinusitis invades
Locally and disseminates to other organs e.g. lung, kidney, regional lymph nodes, heart
Nasal myiasis sheep parasite
Oestrus ovis larvae
Laryngeal chondritis pathogenesis in s&g
Chronic suppurative & necrotising lesion in laryngeal cartilage leads to partial occlusion of lumen > Increased insp effort > mucosal oedema, further swelling > Death due to hypoxia
Infectious bovine rhinotracheitis cow virus
Bovine herpesvirus-1
Malignant catarrhal fever cow virus
Ovine herpesvirus-2
Necrotic laryngitis/laryngeal necrobacillosis/calf diphtheria cow bacteria
Fusobacterium necrophorum
Calf diphtheria predisposes cows to
Aspiration pnemonia
Nasal actinobacillosis cow bacteria
Thickened mucus due to Actinobacillus ligneresii
Diseases of the upper respiratory tract in horses
Nasal squamous cell carcinoma, Ethmoid haematoma and Necrotising sinusitis
Atrophic rhinitis pig pathogenesis
Infection w/ Bordetella bronchiseptica & toxigenic strains of Pasteurella moltocida > atrophy of turbinates
Nasal adenocarcinoma dogs gross
Turbinates on one side have been replaced by fleshy mass
Nasal aspergillosis dog bacteria
Aspergillus fumigatus
Nasal adenocarcinoma cats gross
Fleshy mass has replaced turbinates is a eroding palatine bone
Differential diagnosis for cat nasal adenocarcinoma are
SCC & cryptococcosis
ENTV 1 or 2 in s&g causes
Nasal adenocarcinoma
Zygomycete infection in s&g causes
Granulomatous rhinitis/sinusitis
Oestrus ovis larvae in sheep causes
Nasal myiasis
Bovine herpesvirus 1 in cows causes
Bovine rhinotracheitis
Ovine herpesvirus 2 in cows causes
MCF
Fusobacterium necrophorum in calves causes
Calf diphtheria
Actinobacillus ligneresii in cows causes
Nasal actinobacillosis
Bordetella bronchiseptica plus Pasteurella moltocida in pigs causes
Atrophic rhinitis
Aspergillus fumigatus in dogs causes what
Nasal aspergillosis