The aims of this study were to determine some major biochemical alterations observed in first calving cows with udder edema during the periparturient period and to detect some associations between dietary factors and the disease. For that, the concentrations of some electrolytes (Na+, K+, Cl, Ca2+, P and Mg2+), lipid (triglycerides and cholesterol) markers and lipoproteins (HDL, LDL and VLDL) a...