A 40-year-old male presented to the ER with dizziness. PMH - a long-term diabetic with retinopathy, below-the-knee amputation, CHF, and chronic kidney disease Medications included - insulin, lisinopril, valsartan, spironolactone, beta-blocker, calcium channel blocker, furosemide Labs reports - proteinuria 1.4 g/day, S-creat 2.8 mg/dl, HCO3 21 mEq/L, glucose 550 mg/dl, K 6.9 mEq/L Physical examination - BP 80/60, HR 35, a few rales at lung bases, bradycardia with regular rhythm, 1+ LE edema What could be the differential diagnosis?
What could be the possible treatment for this case? *This case is from Docplexus Editorial Team for educative purpose only.