CRP and chronic kidney disease: Patients with hypokalemic Lab-K+ did not show significant differences compared to those with normal Lab-K+ with regards to age, co-morbidities (DM, HTN, HLP, CKD, CHF, and CAD), and most laboratory data (renal function, liver function, pBNP, glucose, D-dimer, hemoglobin, albumin, HCO3, and blood pH value) except for slightly higher white blood count (WBC) and CRP.