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Deflnltlon fissurc ofhomy wali parallel to dorsal wali or parallel to coronet. Inddcncc Iow in daiiy brteds, but high incidence(37K) m Hcrcford bccf cows in Canada

Predlspositlon; transrerae form predisposed by orergrowth of hom, longituduul - dry environment, trauma at coronary band

Sigm

•    tnmrene form usualiy cosmetic blemish only, no lamenea pododerm rarely exposed

•    longitudinal form may be grom md mvolve whole length of coronet tom bcaringsurface

• Such cases havo Mimo trama to pododerm and cwly eony of

mfecuon

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