Poll evil is an inflammation of the bursa (a fluid-filled sac lining bones and joints) at the poll of the horse's head that becomes infected. This can occur from the horse hitting its head on a low ceiling or trailer.
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Poll evil is an inflammation of the bursa (a fluid-filled sac lining bones and joints) at the poll of the horse's head that becomes infected. This can occur from the horse hitting its head on a low ceiling or trailer.
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