ICD-10-CM › K00-K95 › K35-K38 › K35.21 Acute appendicitis with... › K35.211
K35.211
Acute appendicitis with generalized peritonitis, with perforation and abscess
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, with perforation and abscess
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 > with > abscess > with perforation or rupture
- Appendicitis > acute > with > peritonitis NEC > generalized > with > abscess > with perforation or rupture
- Appendicitis > with > peritonitis NEC > generalized > with > abscess > following rupture or perforation of appendix NOS
- Appendicitis > acute > with > peritonitis NEC > generalized > with > abscess > following rupture or perforation of appendix NOS
Codes in the same group
| Code | Description | Status |
|---|---|---|
| K35.210 | Acute appendicitis with generalized peritonitis, without perforation, with abscess | Valid |
| K35.219 | Acute appendicitis with generalized peritonitis, with abscess, unspecified as to perforation | Valid |