Icd-10 code for post op abdominal fluid collection July 8, 2019 16 32 64 128 Icd 10 code for post op intra abdominal fluid collection Abdominal collection icd 9 Postoperative complication icd 9 Postoperative abdominal wall wound infection icd 10 Icd 10 code for postoperative abdominal fluid collection