A 53-Year-Old Woman with Hypertension and Hypokalaemia

A 53-Year-Old Woman with Hypertension and Hypokalaemia

A 53-year-old woman has been visiting her GP with symptoms of tiredness, muscle weakness and headaches. She is known to be hypertensive and takes amlodipine to control this. Her blood results today show that her potassium level is low at 3.0 mmol/L, and her sodium...