Na+, Ca2+, K+ Flashcards
Hypernatraemia causes
Water deficit - poor intake, osmotic diuresis
Na+ excess
Hypernatraemia consequences
Cerebral dehydration - confusion, tremors, irritability
Hyponatraemia causes
Sodium loss eg. diuretics
Excess water
Oedema
Hyponatraemia consequences
Cerebral overhydration - headache, convulsions, confusion
Hyperkalaemia causes
Reduced aldosterone production eg. Addison’s / ACE inhibitors
Metabolic acidosis
Hyperkalaemia consequences
Myocardial infarction
Hypokalaemia causes
Diarrhoea / vomiting
Metabolic alkalosis
Hypokalaemia consequences
Cardiac arrhythmia
Weakness
Hypercalcaemia causes
Vit D toxicity
Hyperparathyroidism
Hypercalcaemia consequences
Metastatic calcification
Kidney stones
Hypocalcaemia causes
Vit D deficiency
Intestinal malabsorption
Hypocalcaemia consequences
Tetany - spasms