S31 is the ICD-10 code for Open wound of abdomen, lower back and pelvis. It is a three-character category divided into 8 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block S30–S39 (Injuries to the abdomen, lower back, lumbar spine and pelvis) in Chapter XIX, Injury, poisoning and certain other consequences of external causes.
- Code type
- Category (3 characters)
- Chapter
- XIX · S00–T98
- Classification
- WHO ICD-10, 2019 version
What S31 excludes
Conditions that look similar but belong under another code.
- open wound of hip S71.0
- traumatic amputation of part of abdomen, lower back and pelvis S38.2-S38.3
Subcodes of S31
- S31.0Open wound of lower back and pelvis
- S31.1Open wound of abdominal wall
- S31.2Open wound of penis
- S31.3Open wound of scrotum and testes
- S31.4Open wound of vagina and vulva
- S31.5Open wound of other and unspecified external genital organs
- S31.7Multiple open wounds of abdomen, lower back and pelvis
- S31.8Open wound of other and unspecified parts of abdomen
S31 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DS31Åbent sår på abdomen, lænden og bækkenet
S31Vatsan, alaselän tai lantion haava
S31Offene Wunde des Abdomens, der Lumbosakralgegend und des Beckens
S31Plaie ouverte de l'abdomen, des lombes et du bassin
S31open wond van buik, bekken en onderste deel van rug
Listed through more specific codes:
- S31.600AUnspecified open wound of abdominal wall, right upper quadrant with penetration into peritoneal cavity, initial encounter
- S31.600DUnspecified open wound of abdominal wall, right upper quadrant with penetration into peritoneal cavity, subsequent encounter
- S31.600SUnspecified open wound of abdominal wall, right upper quadrant with penetration into peritoneal cavity, sequela
- S31.601AUnspecified open wound of abdominal wall, left upper quadrant with penetration into peritoneal cavity, initial encounter
- S31.601DUnspecified open wound of abdominal wall, left upper quadrant with penetration into peritoneal cavity, subsequent encounter
- S31.601SUnspecified open wound of abdominal wall, left upper quadrant with penetration into peritoneal cavity, sequela
- S31.602AUnspecified open wound of abdominal wall, epigastric region with penetration into peritoneal cavity, initial encounter
- S31.602DUnspecified open wound of abdominal wall, epigastric region with penetration into peritoneal cavity, subsequent encounter
- and 172 more national subcodes
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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