Usually, CKD doesn’t exhibit symptoms in the early stages however later stages. The common symptoms of CKD include fatigue, swelling in the legs and ankles, changes in urination patterns, blood in the urine, persistent itching, muscle cramps, and high blood pressure. The stages of CKD are classified based on the level of kidney function, ranging from Stage 1 (mild) to Stage 5 (end-stage renal disease).