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R18 - Ascites


The ICD 10 Code for Ascites is listed as R18.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: R18
Description: Ascites
  • Includes: fluid in peritoneal cavity
  • Excludes1: ascites in alcoholic cirrhosis (K70.31)
  • ascites in alcoholic hepatitis (K70.11)
  • ascites in toxic liver disease with chronic active hepatitis (K71.51)
Chapter Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
ICD-10-CM Children (deeper level / typically more specific) of R18:
R18.0 - Malignant ascites
R18.8 - Other ascites