N18.1

Chronic kidney disease, stage 1

Coding guidance (WHO 2019)

Kidney damage with normal or increased GFR (≥ 90 mL/min)

Sibling codes

N18Chronic kidney disease N18.2Chronic kidney disease, stage 2 N18.3Chronic kidney disease, stage 3 N18.4Chronic kidney disease, stage 4 N18.5Chronic kidney disease, stage 5 N18.9Chronic kidney disease, unspecified