a metabolic disease of unknown cause affecting the parturient cow, ewe, goat, sow and bitch; characterised by hypocalcaemia and muscular weakness and inco-ordination, tetany, loss of consciousness and death. The disease also occurs during pregnancy in the ewe and during lactation in the goat., Seda põhjustab mineraalainete, mikroelementide ja vitamiinide vaegus ratsioonis. Vasikatel tekib peamiselt magneesiumi vähesus ... Tunnustest on esikohal kloonilis-toonilised krambid ... Enne krambihoogu on loomad rahutud. ... Raviks manustatakse söödaga mineraalaineid ja vitamiine (optimaalsetes kogustes).