ICD-10-CM › K00-K95 › K35-K38 › K35.20 Acute appendicitis with... › K35.209
K35.209
Acute appendicitis with generalized peritonitis, without abscess, unspecified as to perforation
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2024 to now.
- FY2024 Added to the code set Acute appendicitis with generalized peritonitis, without abscess, unspecified as to perforation
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Omentitis
- Phagedena
- Sloughing
- Sphacelus
- Epiploitis
- Mortification
- Paratyphilitis
- Periappendicitis
- Enteroperitonitis
- Necrosis, necrotic
- Pemphigus > gangrenous
- Cellulitis > gangrenous
- Irritation > peritoneum
- Abscess > intra-abdominal
- Appendicitis > gangrenous
- Appendicitis > suppurative
- Rupture, ruptured > appendix
- Dropsy, dropsical > gangrenous
- Infection, infected, infective > peritoneal
- Inflammation, inflamed, inflammatory > cecum
- Inflammation, inflamed, inflammatory > appendix
- Inflammation, inflamed, inflammatory > peritoneum
- Inflammation, inflamed, inflammatory > retrocecal
- Abscess > peritoneum, peritoneal > with appendicitis
- Inflammation, inflamed, inflammatory > retroperitoneal
- Rupture, ruptured > appendix > with localized peritonitis
- Peritonitis > with or following > appendicitis > localized
- Peritonitis > with or following > appendicitis > generalized
- Gangrene, gangrenous > appendix > with > peritonitis, localized
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative > gangrenous
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative > skin > with gangrene
- Appendicitis > with > peritonitis NEC > generalized
- Appendicitis > acute > with > peritonitis NEC > generalized
- Peritonitis > with or following > appendicitis > generalized
Codes in the same group
| Code | Description | Status |
|---|---|---|
| K35.200 | Acute appendicitis with generalized peritonitis, without perforation or abscess | Valid |
| K35.201 | Acute appendicitis with generalized peritonitis, with perforation, without abscess | Valid |