Necropsy (pictures) Flashcards
A large herd of finishing swine is evaluated due to reduced weight gain. On examination many pigs have dry coughs which are more apparent when the animals are moving around.
A group of pigs recently sent to slaughter from this farm had a high incidence of pneumonic lesions ventrally in the cardiac and apical pulmonary lobes.
What is the most likely cause of pneumonia in these pigs?
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A - Swine influenza virus
B - PRRS virus
C - Mycoplasma hyopneumoniae
D - Mannheimia hemolytica
E - Glaesserella parasuis
C - Mycoplasma hyopneumoniae
A sow farm is seeing a sudden onset of diarrhea followed by collapse and death in piglets one to five days of age in the farrowing rooms. Necropsy on one of the piglets finds the lesions shown below.
What should be done next?
A - Prevent neonates from drinking sow’s colostrum
B - Treat affected piglets with antibiotics
C - Tilmicosin IM, all piglets, isolate sick ones
D - Vaccinate dams in middle third of pregnancy with bacterin
E - Treat newborn piglets at birth with type C antitoxin
E - Treat newborn piglets at birth with type C antitoxin
