ICD Code K27.1

ICD code K27.1 is acute peptic ulcer, site unspecified, with perforation.

1. Sudden onset of severe abdominal pain

2. Clinical evidence of a peptic ulcer without a specified anatomical site

3. Signs of gastrointestinal perforation (e.g., rigid abdomen, rebound tenderness, absent bowel sounds)

4. Imaging confirmation of free air or perforation in the gastrointestinal tract

5. Absence of chronicity or long-standing ulcer symptoms

6. No clear identification of ulcer location (gastric, duodenal, etc.)

7. Laboratory findings consistent with acute inflammatory response (elevated white blood cell count, etc.)

8. Exclusion of other causes of acute abdomen or perforation

Relevant CPT codes for ICD code K27.1 include:

- 43840: Gastrectomy, partial distal; with gastroduodenostomy

- 43845: Gastrectomy, subtotal distal; with Roux-en-Y gastroenterostomy

- 43846: Gastric bypass for morbid obesity; with short limb (less than 150 cm) Roux-en-Y gastroenterostomy

- 43847: Gastric bypass for morbid obesity; with small intestine reconstruction to limit absorption

- 44602: Suture of single perforation of small intestine

- 44603: Suture of more than one perforation of small intestine

- 49900: Suture of omental or mesenteric injury

- 49000: Exploratory laparotomy, exploratory celiotomy with or without biopsy(s) (separate procedure)

- 44120: Enterectomy, resection of small intestine; single resection and anastomosis

These CPT codes may be used depending on the clinical scenario and surgical approach for ICD code K27.1.

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