Читать книгу Farm Animal Medicine and Surgery - Graham R Duncanson - Страница 131

Calves with this condition will have a head tilt, a staggering gait and a raised rectal temperature. If the infection has come from the outer ear, which is the normal manifestation, calves will show pain when the ear is squeezed and the clinician will perceive a crackling on palpation. Several organisms may be involved so a broad-spectrum antibiotic should be give parenterally together with aural antibiotics licensed for dogs. The prognosis is good. However, if the infection has come from a haematogenous spread with no outer ear infection, the prognosis is poor even with prolonged parenteral antibiotics.