Propose a case of colon ischemia after abdominal aortic replacement surgery - results and review of literature

Duong Ngoc Thang, Nguyen Huu Uoc, Pham Phuc Khanh, Tran Huu Nghi

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Abstract

Overview: Colonic ischemia is a rare but very dangerous complication in abdominal aortic replacement surgery. Risk factors for complications include: elderly, preoperative renal failure, ruptured abdominal aortic aneurysm, prolonged operation time, no re-circulation of the internal iliac artery. Early diagnosis by colonoscopy. Treatment with surgical colonectomy if still indicated with a severe prognosis. High mortality due to peritonitis and septic shock. Aortic intervention with stentgraft has a lower incidence of this complication. Method: based on a clinical case at Viet Duc Hospital and review of literature, report to describe risk factors, early diagnosis methods and treatment solutions for variable type this severe complication. Clinical case: A male patient - 81 years old, a history of hypertension and many other risk factors, surgery to replace the abdominal aorta segment due to aneurysm, signs of complications of left colon necrosis clearly appeared on the 4th day after surgery, successfully treated with colonectomy in emergency. Conclusion: Risk factors for colonic ischemia after abdominal aortic replacement surgery are diverse. Early diagnosis is difficult, preferably with colonoscopy. Colonectomy if still indicated with a severe prognosis, high mortality rate. Intravascular intervention may reduce the incidence of complications.

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References

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