Management of solitary iliac aneurysms

N P Sacks1, S P Huddy, T Wegner

  • 1Department of Surgery, Royal Surrey County Hospital, Guildford, U.K.

Insights

Surgery for isolated iliac artery aneurysms had no operative mortality. However, achieving safe control of internal iliac artery aneurysms requires distal internal iliac control to prevent late vascular complications.

Area of Science:

  • Vascular Surgery
  • Aneurysm Management
  • Iliac Artery Aneurysms

Background:

  • Isolated iliac artery aneurysms are rare but can lead to rupture and significant morbidity.
  • Management strategies for these aneurysms, particularly those involving the internal iliac artery, require careful consideration.

Purpose of the Study:

  • To review outcomes of patients with isolated iliac artery aneurysms treated surgically.
  • To evaluate the safety and efficacy of surgical techniques, focusing on internal iliac artery aneurysm control.

Main Methods:

  • Retrospective review of 11 patients with isolated iliac artery aneurysms over a 10-year period.
  • Analysis of surgical interventions, including proximal and distal ligation, and bypass procedures.
  • Assessment of operative mortality, late vascular complications, and aneurysm rupture.

Main Results:

  • Ten patients underwent surgery with no operative mortality.
  • Two late deaths occurred due to vascular complications, one after ligation of an internal iliac artery aneurysm without distal control.
  • Four of five patients with internal iliac artery aneurysms lacked distal control, highlighting a critical technical challenge.

Conclusions:

  • Surgical management of isolated iliac artery aneurysms can be performed without operative mortality.
  • Safe and effective control of internal iliac artery aneurysms necessitates achieving distal internal iliac artery control.
  • Inadequate distal control is associated with significant late vascular complications.

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