S36.51
Primary blast injury of colon
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 9 never code together
S30-S39block
Excludes2
- burns and corrosions (T20-T32)T20-T32
- effects of foreign body in anus and rectum (T18.5)T18.5
- effects of foreign body in genitourinary tract (T19.-)T19.-
- effects of foreign body in stomach, small intestine and colon (T18.2-T18.4)T18.2-T18.4
- frostbite (T33-T34)T33-T34
- insect bite or sting, venomous (T63.4)T63.4
Excludes2 — not included here, but the patient may have both. Code both when documented.
7th character 3
A initial encounter
D subsequent encounter
S sequela
Instructional notes 11
S36.51code
Inclusion terms
- Blast injury of colon NOS
S30-S39block
Includes
- 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
S00-T88chapter
Notes
- 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.
Use additional code
- code to identify any retained foreign body, if applicable (Z18.-)Z18.-
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 4 same parent — S36.5
Subordinate codes 6
S36.510 Primary blast injury of ascending [right] colon S36.511 Primary blast injury of transverse colon S36.512 Primary blast injury of descending [left] colon S36.513 Primary blast injury of sigmoid colon S36.518 Primary blast injury of other part of colon S36.519 Primary blast injury of unspecified part of colon
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.