This also
involves disorders of metabolic balance and
uncontrolled mobilization of lipids which, apart from
being used for milk synthesis, very often remain within
parenchymatous organs, liver in particular. The blood
levels of the thyroid hormones T3 and T4 in this study
were significantly lower in ketotic cows than in healthy
cows during the peripartal period. These results are in
agreement with those of other authors