Jaw Lumps Of Young Horses

Every Action Has An Equal And Opposite Reaction

Hard, nonpainful lumps located along the bottom edge of the jaw or on the face, seen in horses between 2 1/2 to 5 years of age, are a common result of the eruption of permanent cheek teeth in the horse.

Mandibular (lower jaw) eruption bumps.
Maxillary (face) eruption lumps.