trans-atlantic debate: nonoperative versus surgical management of small (less than 3 cm),...

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EDITORS’ INTRODUCTION Trans-Atlantic Debate: Nonoperative versus Surgical Management of Small (less than 3 cm), Asymptomatic Popliteal Artery Aneurysms * J.-B. Ricco a, *, T.L. Forbes b a Debate Section Editor, European Journal of Vascular and Endovascular Surgery, Poitiers, France b Debate Section Editor, Journal of Vascular Surgery, London, Ontario, Canada Popliteal artery aneurysms represent a common pathology that vascular surgeons are often confronted with. However, several issues remain incompletely understood, including indications for intervention and optimal methods of treat- ment. In the following paper, our discussants debate the appropriate management of small popliteal artery aneu- rysms. Further complicating this discussion is the unclear relationship between popliteal artery aneurysm diameter and subsequent complications. Whereas with abdominal aortic aneurysms diameter is linked to rupture risk, it is less clear with popliteal artery aneurysms where complications are more likely to include thrombosis, embolization and compression whether aneurysm diameter is accurately predictive. Perhaps other anatomic features should be included in our management algorithms? Regardless, our debaters will try to convince us whether small popliteal artery aneurysms warrant repair or not. doi: 10.1016/j.ejvs.2011.02.005 Part One: For the Motion. Asymptomatic Popliteal Artery Aneurysms (less than 3 cm) Should be Treated Conservatively J.E. Cross, R.B. Galland * Department of Surgery, Royal Berkshire Hospital, London Road, Reading, Berkshire RG1 5AN, UK Popliteal aneurysm (PAA) management has been confounded by paradox and controversy. Until the start of the 20th century the principle of management was to induce thrombosis within the aneurysm either by compression or ligation. 1 Subsequently the aim of treat- ment was to prevent thrombosis from happening! This is the paradox. Controversial aspects of their treatment include the use of intra-arterial thrombolysis for thrombosed PAAs, 2e4 which operation to carry out, what approach to use and whether an endovascular repair is appropriate. 5,6 However, the greatest controversy is probably when to operate on an asymptomatic PAA. Demographics and Natural History PAAs account for more than 80% of all peripheral aneu- rysms, having a prevalence of approximately 1% in men aged 65e80 years. 7 They are mostly atherosclerotic in origin: other rarer causes include infection, trauma, familial or those associated with Marfan’s and Behcet’s * This paper is also being published in the Journal of Vascular Surgery. * Corresponding author. University Hospital Jean Bernard, Department of Vascular Surgery, 86021 Poitiers, France. Tel.: þ33 5 49 44 38 46; fax: þ33 5 49 50 05 50. E-mail address: [email protected] (J.-B. Ricco). To access continuing medical education questions on this paper, please go to www.vasculareducation.com and click on ‘CME’ * Corresponding author. Tel.: þ44 118 987 7419; fax: þ44 118 987 7881. E-mail address: [email protected] (R.B. Galland). Eur J Vasc Endovasc Surg (2011) 41, 445e449

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Eur J Vasc Endovasc Surg (2011) 41, 445e449

EDITORS’ INTRODUCTION

Trans-Atlantic Debate: Nonoperativeversus Surgical Management of Small(less than 3 cm), AsymptomaticPopliteal Artery Aneurysms*

J.-B. Ricco a,*, T.L. Forbes b

aDebate Section Editor, European Journal of Vascular andEndovascular Surgery, Poitiers, FrancebDebate Section Editor, Journal of Vascular Surgery,London, Ontario, Canada

Popliteal artery aneurysms represent a common pathologythat vascular surgeons are often confronted with. However,several issues remain incompletely understood, includingindications for intervention and optimal methods of treat-ment. In the following paper, our discussants debate theappropriate management of small popliteal artery aneu-rysms. Further complicating this discussion is the unclearrelationship between popliteal artery aneurysm diameterand subsequent complications. Whereas with abdominalaortic aneurysms diameter is linked to rupture risk, it is lessclear with popliteal artery aneurysms where complicationsare more likely to include thrombosis, embolization andcompression whether aneurysm diameter is accuratelypredictive. Perhaps other anatomic features should beincluded in our management algorithms? Regardless, ourdebaters will try to convince us whether small poplitealartery aneurysms warrant repair or not.

doi: 10.1016/j.ejvs.2011.02.005

* This paper is also being published in the Journal of VascularSurgery.* Corresponding author. University Hospital Jean Bernard,

Department of Vascular Surgery, 86021 Poitiers, France. Tel.: þ33 549 44 38 46; fax: þ33 5 49 50 05 50.

E-mail address: [email protected] (J.-B. Ricco).

Part One: For the Motion.Asymptomatic Popliteal ArteryAneurysms (less than 3 cm)Should be TreatedConservatively

J.E. Cross, R.B. Galland *

Department of Surgery, Royal Berkshire Hospital, LondonRoad, Reading, Berkshire RG1 5AN, UK

Popliteal aneurysm (PAA) management has beenconfounded by paradox and controversy. Until the start ofthe 20th century the principle of management was toinduce thrombosis within the aneurysm either bycompression or ligation.1 Subsequently the aim of treat-ment was to prevent thrombosis from happening! This is theparadox. Controversial aspects of their treatment includethe use of intra-arterial thrombolysis for thrombosedPAAs,2e4 which operation to carry out, what approach touse and whether an endovascular repair is appropriate.5,6

However, the greatest controversy is probably when tooperate on an asymptomatic PAA.

Demographics and Natural History

PAAs account for more than 80% of all peripheral aneu-rysms, having a prevalence of approximately 1% in menaged 65e80 years.7 They are mostly atherosclerotic inorigin: other rarer causes include infection, trauma,familial or those associated with Marfan’s and Behcet’s

To access continuing medical education questions on thispaper, please go to www.vasculareducation.com and click on ‘CME’* Corresponding author. Tel.: þ44 118 987 7419; fax: þ44 118 987

7881.E-mail address: [email protected]

(R.B. Galland).