Popliteal Artery Entrapment Syndrome (PAES): Scoping Review with ☸️SAIMSARA.

Name: SAIMSARA Evidence Object vascular::PAES_PM
Creator: SAIMSARA
License: https://saimsara.com/license/

SAIMSARA

doi:10.62487/saimsara947c94d7

SAIMSARA Journal

Machine-Readable Science • ISSN 3054-3991

Popliteal Artery Entrapment Syndrome (PAES): Scoping Review with ☸️SAIMSARA.

Cardiac & Vascular Health

Issue 1, Volume 1, 2026

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DOI: 10.62487/saimsara947c94d7

Editorial note

• Last update: 2026-05-09 21:25:33

What is this paper about

PAES is a high-stakes diagnosis in young exertional claudicants: early recognition and musculotendinous release can preserve long-term patency, while delayed diagnosis may lead to thrombosis, grafting, or failed stenting. The full SAIMSARA evidence map gives humans and AI agents a structured, reference-linked view of 227 original studies, separating anatomical PAES, functional PAES, dynamic diagnostics, surgical outcomes, botulinum toxin evidence, CECS overlap, and unresolved classification gaps.

Human-verified editorial review Verified by World ID proof-of-human. This editorial layer was submitted from a SAIMSARA account verified as a unique human.

Abstract: The aim of this paper is to synthesize the current evidence regarding the anatomical classification, diagnostic strategies, and therapeutic outcomes for patients with anatomical and functional popliteal entrapment syndrome (PAES). The review utilises 227 original studies with 4758 total participants (topic deduplicated ΣN). The mapped evidence indicates that early surgical myotomy before fixed arterial degeneration is the most consistent signal for favorable outcomes in anatomical PAES, with reported primary patency reaching 98% at 15 years and 94.4% after early myotomy versus 58.3% after arterial grafting. Functional PAES emerged as a distinct phenotype where dynamic diagnostics are essential, since asymptomatic positional popliteal compression was reported in 53–69% of healthy or athletic individuals, complicating interpretation of provocative imaging. Across topics, duplex ultrasound with stress maneuvers, dynamic CTA/MRA, and provocative ABI testing were repeatedly supported as core diagnostic adjuncts, while endovascular-only therapy was associated with stent fracture and recurrent occlusion when external compression persisted. Surgical decompression for functional PAES was associated with symptom improvement in roughly 67–87% of cases with recurrence rates of 11–17%, and botulinum toxin showed promise as a minimally invasive option with approximately 59% good response at 12 months but uncertain durability. Clinically, this supports prioritizing PAES in the differential for young exertional claudicants, systematically screening for coexisting chronic exertional compartment syndrome (reported in up to 86% of athletic limbs), and avoiding primary stenting in favor of musculotendinous release. Future research should focus on standardized provocative diagnostic thresholds, prospective comparative trials of botulinum toxin versus surgical debulking for functional PAES, and validation of an inclusive morphological classification capable of capturing the approximately one-third of operative anatomies not represented in current schemes.

Keywords: Popliteal artery entrapment syndrome; Functional PAES; Gastrocnemius muscle anomaly; Myotomy; Interposition vein graft; Duplex ultrasound; Exertional claudication; Botulinum toxin type A; Chronic exertional compartment syndrome; Plantar flexion

Review Stats

Final search date and database lock: 2026-05-02 20:34:27 CEST
Plan: Pro (expanded craft tokens; source: PubMed)
Source: PubMed
Total Abstracts/Papers: 687
Downloaded Abstracts/Papers: 687
Included original and non-original Abstracts/Papers (all): 279
Included original Abstracts/Papers (Vote counting by direction of effect): 227
Reference Index (links used in paper): 164
Total participants (topic deduplicated ΣN): 4758

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Reference Index (164)

[1] Venous popliteal entrapment syndrome. — https://doi.org/10.21037/cdt-20-292
[2] Anatomical popliteal artery entrapment syndrome. — https://doi.org/10.4174/astr.2018.94.5.262
[3] Functional popliteal entrapment syndrome. — https://doi.org/10.1111/j.1445-2197.1998.tb04839.x
[4] Functional popliteal artery entrapment syndrome: A review of diagnostic and management approaches. — https://doi.org/10.1177/1358863x19871343
[5] Popliteal Artery Entrapment Syndrome. — https://doi.org/10.2106/jbjs.rvw.19.00035
[6] Functional Popliteal Artery Entrapment Syndrome: An Approach to Diagnosis and Management. — https://doi.org/10.1055/a-1524-1703
[7] Popliteal artery entrapment syndrome. — https://doi.org/10.21037/cdt-20-186
[8] Popliteal Artery Entrapment Syndrome Presented with Popliteal Artery Pseudoaneurysm: A Case Report. — https://doi.org/10.5758/vsi.230077

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