- Diagnosis
Clinical diagnosis:
History:
·
Grazing pasture
·
Lactating cow
Signs:
·
Convulsions
·
Hyperexcitability
Laboratory diagnosis:
Blood
findings:
·
Low serum magnesium (<1.2 mg/dl)
·
Sometimes low calcium (combined deficiency)
CSF
magnesium: More accurate indicator.
Urine
magnesium: Low.