Current

R18 — Ascites

Part of Chapter 18: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified , block Symptoms and signs involving the digestive system and abdomen (R10-R19) .

Official Notes

Includes

fluid in peritoneal cavity

Excludes1

ascites in alcoholic cirrhosis ( K70.31 )

Excludes1

ascites in alcoholic hepatitis ( K70.11 )

Excludes1

ascites in toxic liver disease with chronic active hepatitis ( K71.51 )

Child Codes

Referenced By

Official notes on these codes cite R18.

FY 2027 effective October 1, 2026 · CDC NCHS and CMS