Table 3

Effects of electrolyte disturbance in anorexia nervosa

HypocalcaemiaMuscle spasm and tetany, stridor, seizures
HyponatraemiaSeizures, coma, death
HypokalaemiaArrhythmias, poor gut motility, skeletal muscle myopathy, nephropathy
HypomagnesaemiaMuscle cramps, weakness, irritability, psychosis, seizures, arrhythmias
HypophosphataemiaMuscle weakness, paraesthesia, central nervous system disturbance