T78.089SBillableSave
T78.089S - Anaphylactic reaction due to eggs, unspecified, sequela
ICD-10-CM Chapter 19: Injury, poisoning and certain other consequences of external causes · T66-T78 Other and unspecified effects of external causes (T66-T78) · Subcategory of T78.089 · FY2027
7th character S: sequela
Coding Guidance
7th character S: sequela.
Includes, Excludes and Coding Notes
Excludes 2 — Not Included HereFrom T78
Not part of this code; report both codes when the patient has both conditions.
- complications of surgical and medical care NEC (T80-T88)
Code AlsoFrom T66-T78 Other and unspecified effects of external causes (T66-T78)
Report an additional code when both conditions apply.
- , if applicable, place of occurrence, such as:
- highway rest stop (Y92.523)
- school (private) (public) (state) as the place of occurrence of the external cause (Y92.21-)
- service areas as the place of occurrence of the external cause (Y92.52-)
- single-family non-institutional (private) house as the place of occurrence of the external cause (Y92.01-)
- transport vehicle as the place of occurrence of the external cause (Y92.81-)
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.
Related condition guides
Documentation requirements, coding pitfalls and FAQs for conditions coded with T78.089S.
Chapter Information
Chapter 19: Injury, poisoning and certain other consequences of external causes
Range: S00-T88
View full chapterOther codes in T78.089
Codes at the same level as T78.089S