Читать книгу Farm Animal Medicine and Surgery - Graham R Duncanson - Страница 158

This condition, called goitre, is extremely rare but is still seen in calves in goitrogenic areas worldwide. The pathognomic sign is a swollen, non-neoplastic thyroid. Low-grade deficiency may result in sub-fertility or the birth of weak calves. Prevention by adding iodized salts to the diet is preferable to treatment.