Problem
Mr Norm Yawn has returned to the community clinic today after some preliminary bloods were done recently. He continues to feel generally unwell, has been feeling weak, bloated and is now constipated, not having opened his bowels for a couple of days. You have looked up Mr Yawn's lab results and note that his potassium level is 3.2 mEq/L. You have liaised with the doctor about this also. You consider your knowledge...
i. What deficiency is Mr Yawn suffering from?
ii. Discuss the pathophysiology linking Mr Yawn's symptoms to this condition.
iii. What treatment is likely to be considered for Mr Yawn?