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ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

K35.33 – Acute appendicitis with perforation and localized peritonitis, with abscess

Overview

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

Applicable To

(Acute) appendicitis with (peritoneal) abscess NOS
Ruptured appendix with localized peritonitis and abscess

MDC / MS-DRG Reference

APPENDECTOMY WITH COMPLICATED PRINCIPAL DIAGNOSIS WITH MCC
APPENDECTOMY WITH COMPLICATED PRINCIPAL DIAGNOSIS WITH CC
APPENDECTOMY WITH COMPLICATED PRINCIPAL DIAGNOSIS WITHOUT CC/MCC
APPENDECTOMY WITHOUT COMPLICATED PRINCIPAL DIAGNOSIS WITH MCC
APPENDECTOMY WITHOUT COMPLICATED PRINCIPAL DIAGNOSIS WITH CC
APPENDECTOMY WITHOUT COMPLICATED PRINCIPAL DIAGNOSIS WITHOUT CC/MCC
MAJOR GASTROINTESTINAL DISORDERS AND PERITONEAL INFECTIONS WITH MCC
MAJOR GASTROINTESTINAL DISORDERS AND PERITONEAL INFECTIONS WITH CC
MAJOR GASTROINTESTINAL DISORDERS AND PERITONEAL INFECTIONS WITHOUT CC/MCC

Back Reference of Diagnostic Codes

Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) L02.91
appendix K35.33
cecum K35.33
ileocecal K35.33
iliac (region) L02.214
fossa K35.33
periappendicular K35.33
pericecal K35.33
peritoneum, peritoneal (perforated) (ruptured) K65.1
with appendicitis See also Appendicitis K35.33
perityphlic K35.33
postcecal K35.33
subcecal K35.33
vermiform appendix K35.33
Appendicitis (pneumococcal) (retrocecal) K37
with
peritoneal abscess K35.33
peritonitis NEC K35.33
localized K35.30
with
perforation K35.32
and abscess K35.33
acute (catarrhal) (fulminating) (gangrenous) (obstructive) (retrocecal) (suppurative) K35.80
with
peritoneal abscess K35.33
peritonitis NEC K35.33
localized K35.30
with
perforation K35.32
and abscess K35.33
Rupture, ruptured
cecum (with peritonitis) K65.0
with peritoneal abscess K35.33

Sibling Codes

Acute appendicitis with localized peritonitis, without perforation or gangrene
Acute appendicitis with localized peritonitis and gangrene, without perforation
Acute appendicitis with perforation and localized peritonitis, without abscess

Parent Sibling Codes

Acute appendicitis with generalized peritonitis
Acute appendicitis with localized peritonitis
Other and unspecified acute appendicitis

View in Tabular

Code Title
K00-K95 Diseases of the digestive system (K00-K95)
K35-K38 Diseases of appendix (K35-K38)
K35 Acute appendicitis
K35.3 Acute appendicitis with localized peritonitis
K35.33 Acute appendicitis with perforation and localized peritonitis, with abscess
Applicable to
(Acute) appendicitis with (peritoneal) abscess NOS
Ruptured appendix with localized peritonitis and abscess