Merck Manual

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Incomplete Longitudinal Fractures of the Plantar Aspect of the Third Metatarsal Bone in Horses


Jane C. Boswell

, MA, VetMB, CertVA, CertES (Orth), DECVS, MRCVS

Last full review/revision Sep 2015 | Content last modified Jun 2016

Stress reaction and incomplete longitudinal fractures of the plantar aspect of the third metatarsal bone may occur due to stress-related bone injury at the origin of the suspensory ligament. These are usually associated with increased uptake of radionuclide on bone scintigraphy and are clearly demonstrable on MRI.

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