UF Reviews Flashcards
Chicken with caseonecrotic wattle +/-
sinusitis, splen/liver necrosis: dz name, etiology
Fowl cholera: Pasteurella multocida, domestic or wild
Turkey liver with target lesions, dz name, etiology
Called Blackhead, infectious enterohepatitis; histomonas meleagridis (protozoan) or earthworms, or cecal worm heterakis gallinarium in poultry (gallinaceous birds)
Blackhead/infectious enterohepatitis pathophys
cecal worm multiplies in cecum, enter portal circ to liver
Blackhead pathognomonic lesions
necrotizing typhlitis with caseonecrotic core; darkening of skin of head due to cyanosis
Dz, etio: proliferative dermatitis of face, feet, crop in domestic or wild birds
Avian or fowl pox from avian poxvirus
Describe dry form and wet form of avian pox
Dry: non-feathered skin (face and feet); Wet: oral cavity, trachea, esophagus
What two diseases (and agents) can cause necrotizing typhlitis with caseonecrotic core
blackhead (pasteurella multocida/earthworm/cecal worm) or coccidiosis (eimeria tenella)
CS of infectious coryza, agent
Conjunctivitis, infraorbital sinusitis, rhinitis, lower respiratory infection: avibacterium paragallinarium
DDx chicken sinusitis (3)
infectious coryza (grey semi-liquid), fowl cholera (will be more caseous), swollen head syndrome (yellow-clear/watery)
Chicken with trachea lesions (fibrinonecrotic or hemorrhagic tracheitis): dz, etio
Infectious laryngotracheitis (ILT), gallid herpesvirus 1
Two lesions of Marek’ dz
Enlargement of sciatic nerves (lymphoma) near kidneys, follicular lymphoma (skin with white nodules)- wont see these in other Ddx that is similar to this dz
Agent: Marek’s dz
Gallid herp 2
Ddx marek’s dz
Lymphoid leukosis- tumors in kidney, spleen, liver, bursa (not in marek’s)
Cerebellar malacia and hemorrhage chicken brain: dz, etio
Crazy chick dz, encephalomalacia: vitamin E, Se deficiency d/t high levels of fat in feed (or rancid feed)
Chicken- edema and hemorrhage leading to bursal atrophy: name dz, agent
Gumboro dz, infectious bursal dx virus (birnavirus)
Pigeon with caseous necrosis or necrotizing stomatitis/esophagitis: dz, etio
Canker, trichomonas gallinae
What is canker called in raptors
Frounce
Ddx canker
wet pox, candidiasis, vit A deficiency (last two are less severe); always assme canker in pigeons/doves
Budgie with hyperkeratotic dermatitis of beak/face, leg: name dz, etio
Scaly leg and face mite- Knemidokoptes pilae
Forms of leg and face mite in canaries, poultry/raptors
Canaries (passarines)- K. jamaicensis; poultry/raptors- K. mutans
Rat with abdominal mass, most likely Ddx
mammary gibroadenoma- Mammary tumors almost ALWAYS BENIGN IN RATS
Mice mammary tumor- b or m
Almost always maligmant (esp. d/t mouse mammary tumor virus)
Cats- mammary tumor- b or m
malignant
Dogs- - mammary tumor- b or m
50/50
Blue and gold macaw with proventricular dilation: dz, etio
Proventricular dilation dz (PDD) or macaw wasting dz- avian bornavirus
Bat with white nose: agent
White nose syndrome: pseudogymnoascus destructans
Rabbit with fibrotic lungs: dz, etio
Diffuse, fibrinous pleuropneumonia: pasteurella multocida (IF YOU SEE PUS IN A RABBIT- think pasteurella)
Diffuse, fibrinous pleuropneumonia CS
Rabbits with URI, lower resp infxn, abscesses (skin, SQ, facial, abdominal, bone), otitis media, meningitis, acute septicemia
What is capture myopathy
Impala with locally extensive skeletal muscle necrosis (think of this in exotics)
Beak and feather dysplasia in a cockatoo: Dx, etio
Psittacine beak and feather dz- psittacine circovirus
White, necrotic, dry edges of lungs, heart and serosal surfaces in coelomic cavity: Dx, pathophys
Gout- deposition of urate tophi; renal dehydration –> increased uric acids –> precipitation of urate tophi; can be in kidneys, articular
Two Ddx for tortoise with tongue lesions
Fibronecrotic glossitis: herpes virus or ranavirus (»bacteria)
Flaky hair in rabbit- name and etio
Walking dandruff- cheylitiella parasitovorax
Enlarged eyes in turtle: etio, pathophys
Slider blepharedema from Vit A deficiency -> squamous metaplasia of lacrimal ducts –> obstruction –> eyelid edema
Crooked looking iguana (popeye appearance)- name, etio
Fibrous osteodystrophy- metabolic bone dz; improper Ca:P ratio