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S31.011Non-billableSave

S31.011 - Laceration without foreign body of lower back and pelvis with penetration into retroperitoneum

ICD-10-CM Chapter 19: Injury, poisoning and certain other consequences of external causes · S30-S39 Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39) · Subcategory of S31.01 · FY2027

Coding Guidance

S31.011 requires a 7th character. Report the code below that matches the documentation, for example A for initial encounter, D for subsequent encounter, S for sequela.

7th Character

The appropriate 7th character is to be added to each code from category S31

Includes, Excludes and Coding Notes

Excludes 1 — Not Coded HereFrom S31

Mutually exclusive: these conditions are never reported together with this code.

  • traumatic amputation of part of abdomen, lower back and pelvis (S38.2-, S38.3)
Excludes 2 — Not Included HereFrom S31

Not part of this code; report both codes when the patient has both conditions.

  • open wound of hip (S71.00-S71.02)
  • open fracture of pelvis (S32.1--S32.9 with 7th character B)
Code AlsoFrom S31

Report an additional code when both conditions apply.

  • any associated:
  • spinal cord injury (S24.0, S24.1-, S34.0-, S34.1-)
  • wound infection
IncludesFrom S30-S39 Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39)

Conditions this code covers.

  • injuries to the abdominal wall
  • injuries to the anus
  • injuries to the buttock
  • injuries to the external genitalia
  • injuries to the flank
  • injuries to the groin
Excludes 2 — Not Included HereFrom S30-S39 Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39)

Not part of this code; report both codes when the patient has both conditions.

  • burns and corrosions (T20-T32)
  • effects of foreign body in anus and rectum (T18.5)
  • effects of foreign body in genitourinary tract (T19.-)
  • effects of foreign body in stomach, small intestine and colon (T18.2-T18.4)
  • frostbite (T33-T34)
  • insect bite or sting, venomous (T63.4)
Excludes 2 — Not Included HereFrom Chapter S00-T88

Not part of this code; report both codes when the patient has both conditions.

  • birth trauma (P10-P15)
  • obstetric trauma (O70-O71)
Use Additional CodeFrom Chapter S00-T88

Add a secondary code to identify the associated condition or cause when it is documented.

  • code to identify any retained foreign body, if applicable (Z18.-)
NotesFrom Chapter S00-T88

Instructional notes from the ICD-10-CM tabular list.

  • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
  • The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

More Specific Codes (3)

S31.011ALaceration without foreign body of lower back and pelvis with penetration into retroperitoneum, initial encounter→S31.011DLaceration without foreign body of lower back and pelvis with penetration into retroperitoneum, subsequent encounter→S31.011SLaceration without foreign body of lower back and pelvis with penetration into retroperitoneum, sequela→

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with S31.011.