ICD Code K57.20

ICD code K57.20 is diverticulitis of the large intestine with perforation and abscess, but without bleeding.

1. Presence of diverticulitis localized to the large intestine

2. Evidence of perforation of the large intestine due to diverticulitis

3. Formation of an abscess associated with the diverticulitis

4. Absence of gastrointestinal bleeding

5. Clinical symptoms may include acute abdominal pain (often in the lower left quadrant), fever, leukocytosis, and signs of localized or generalized peritonitis

6. Imaging findings (such as CT scan) confirming diverticulitis with perforation and abscess formation

Relevant CPT codes for ICD-10 code K57.20 include:

- 44140: Colectomy, partial; with anastomosis

- 44141: Colectomy, partial; with skin level cecostomy or colostomy

- 44143: Colectomy, partial; with end colostomy and closure of distal segment (Hartmann type procedure)

- 44144: Colectomy, partial; with resection, with colostomy or ileostomy and creation of mucus fistula

- 44145: Colectomy, partial; with coloproctostomy (low pelvic anastomosis)

- 44204: Laparoscopy, surgical; colectomy, partial, with anastomosis

- 44205: Laparoscopy, surgical; colectomy, partial, with removal of terminal ileum with ileocolostomy

- 44960: Appendectomy; for ruptured appendix with abscess or generalized peritonitis

These CPT codes are commonly associated with the treatment of ICD-10 code K57.20.

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