Hypokalaemia Hyperkalaemia Hypocalcaemia Hypercalcaemia Hypomagnesaemia Hypermagnesaemia Hyponatraemia Hypernatraemia Hypophosphataemia Hyperphosphataemia Hypoalbuminaemia Hypoproteinaemia Hypouricaemia Hyperuricaemia Hypoglycaemia Hyperglycaemia Hypercholesterolaemia Hypertriglyceridaemia Respiratory acidosis Respiratory alkalosis Metabolic alkalosis Metabolic acidosis Lactic acidosis Renal tubular acidosis Impaired renal function Renal calculi Proteinuria Polyuria Elevated serum alkaline phosphatase Hyperbilirubinaemia Elevated serum aminotransaminases Hyperamylasaemia Paraproteinaemia Biochemical investigation of myocardial infarction Hyperammoniaemia Biochemical investigation of malabsorption Acute porphyria Porphyria skin disease investigation Hyperprolactinaemia Phaeochromocytoma Female infertility Male infertility Biochemical investigation of short stature Acromegaly Hirsutism Hypoadrenalism Hyperaldosteronism Cushing's syndrome Thyroid disease.