Patients with a GFR below 60 mL (i.e. meet the definition of CKD) should be monitored for these complications of CKD:
Hyperkalemia
Hyperphosphatemia, Hypocalcemia (secondary hyperparathyroidism)
Hyponatremia, Acidosis
Hypoalbuminemia
Decreased immunoglobulins
Dyslipidemia, CAD
HTN
Anemia
Renal Osteodystrophy(due to high PTH)
Uremia (needing dialysis or transplant)