K28.5
ICD-10-CMThis code signifies a long-standing or undocumented gastrojejunal ulcer that has eroded through the full thickness of the stomach or jejunum wall, allowing gastric or intestinal contents to leak into the abdominal cavity. This condition is a severe complication requiring urgent medical intervention.
Apply this code when documentation specifies a chronic or unspecified ulcer located at the anastomosis between the stomach and jejunum, accompanied by evidence of perforation (e.g., free air on imaging, peritonitis). This typically occurs in patients with a history of gastric surgery (e.g., gastrectomy, gastrojejunostomy).
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