Journals / Acta Medica Alanya / 2026 / Cilt: 10 Sayı: 3

Temporal stability of femoral artery access localization in repeated digital subtraction angiography: clinical determinants and anatomical variability

Mükerrer dijital subtraksiyon anjiyografide femoral arter giriş lokalizasyonunun zamansal stabilitesi: klinik belirleyiciler ve anatomik değişkenlik

Yasin Taşkın(TOKAT GAZİOSMANPAŞA ÜNİVERSİTESİ, TIP FAKÜLTESİ)0000-0002-9109-7826
Sefa Erdi Ömür(TOKAT GAZİOSMANPAŞA ÜNİVERSİTESİ)0000-0002-6209-1732
Çağrı Zorlu(TOKAT GAZİOSMANPAŞA ÜNİVERSİTESİ)0000-0003-4085-8151
Cemal Köseoğlu(ALANYA ALAADDİN KEYKUBAT ÜNİVERSİTESİ)0000-0001-8911-3340
Yunus Emre Kuyucu(TOKAT GAZİOSMANPAŞA ÜNİVERSİTESİ)0000-0001-8808-1287
Pages
282–294
Publication Date
2026-10-20
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AI Summary & Key Takeaways

AI Insight
⚡ TL;DR(Too Long; Didn't Read)

Patient-specific reassessment of femoral anatomy and ultrasound-guided puncture may improve the reproducibility of access-site localization and procedural safety.

📌 3 Key Takeaways

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Objective & Hypothesis:Aim: To evaluate the temporal stability of femoral artery access-site localization in patients undergoing repeated digital subtraction angiography (DSA) and to identify independent anatomical and procedural factors associated with instability in localization.
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Key Findings & Data:Methods: This retrospective analytical study included 161 patients who underwent femoral artery access on multiple occasions for DSA or neurointerventional procedures between December 2020 and December 2024.
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Conclusion & Impact:Patient-specific reassessment of femoral anatomy and ultrasound-guided puncture may improve the reproducibility of access-site localization and procedural safety.
🔬Design:Araştırma Makalesi
📍Scope:2020 Verileri
⚙️Variables:Femoral arter girişi · dijital subtraksiyon anjiyografi · vasküler giriş stabilitesi

Abstract

Aim: To evaluate the temporal stability of femoral artery access-site localization in patients undergoing repeated digital subtraction angiography (DSA) and to identify independent anatomical and procedural factors associated with instability in localization. Methods: This retrospective analytical study included 161 patients who underwent femoral artery access on multiple occasions for DSA or neurointerventional procedures between December 2020 and December 2024. Only patients who underwent repeated ipsilateral femoral access were included in the primary temporal stability analysis to avoid anatomical variation between limbs. Femoral artery puncture sites were fluoroscopically classified as being located over or outside the femoral head. Punctures outside the femoral head were further categorized as high or low punctures. Multivariable logistic regression was used to identify independent predictors of localization instability. Results: The mean age was 56.25±14.42 years, and 54.2% of patients were male. The proportion of punctures located over the femoral head decreased from 78.9% during the initial access to 71.4% during repeat access. The proportion of punctures outside the femoral head increased from 21.1% to 28.6%, although this paired within-patient difference was not statistically significant. On multivariable analysis, BMI ≥25 kg/m², high femoral bifurcation, femoral artery calcification, increased skin-to-artery depth, smaller common femoral artery diameter, and absence of ultrasound guidance were independently associated with localization instability. Conclusion: Femoral artery access-site localization may vary across repeated DSA and endovascular procedures, even when ipsilateral access is used. Patient-specific reassessment of femoral anatomy and ultrasound-guided puncture may improve the reproducibility of access-site localization and procedural safety.

Özet

Amaç: Tekrarlayan dijital subtraksiyon anjiyografi (DSA) uygulanan hastalarda femoral arter giriş lokalizasyonunun zamansal stabilitesini değerlendirmek ve lokalizasyon instabilitesi ile bağımsız olarak ilişkili anatomik ve işlemsel faktörleri belirlemek amaçlandı. Yöntem: Bu retrospektif analitik çalışmaya, Aralık 2020 ile Aralık 2024 tarihleri arasında DSA veya nörogirişimsel işlem amacıyla tekrarlayan femoral arter girişi yapılan 161 hasta dahil edildi. Bacaklar arası anatomik farklılığın etkisini önlemek için primer zamansal stabilite analizine yalnızca aynı taraftan tekrarlayan femoral giriş yapılan hastalar alındı. Femoral arter ponksiyon lokalizasyonu floroskopik olarak femur başı üzerinde veya femur başı dışında şeklinde sınıflandırıldı. Femur başı dışındaki ponksiyonlar ayrıca yüksek ve düşük ponksiyon olarak kategorize edildi. Lokalizasyon instabilitesinin bağımsız belirleyicilerini saptamak için çok değişkenli lojistik regresyon analizi yapıldı. Bulgular: Ortalama yaş 56.25±14.42 yıl olup hastaların %54.2’si erkekti. Femur başı üzerinde lokalize ponksiyon oranı ilk girişte %78.9 iken tekrarlayan girişte %71.4’e geriledi. Femur başı dışı ponksiyonlar %21.1’den %28.6’ya sayısal olarak arttı; ancak bu hasta içi eşleştirilmiş değişim istatistiksel olarak anlamlı değildi. Çok değişkenli analizde BMI ≥25 kg/m², yüksek femoral bifurkasyon, femoral arter kalsifikasyonu, artmış cilt-arter mesafesi, daha küçük ortak femoral arter çapı ve ultrason rehberliğinin kullanılmaması lokalizasyon instabilitesi ile bağımsız olarak ilişkili bulundu. Sonuç: Femoral arter giriş lokalizasyonu, aynı taraftan giriş kullanılsa bile tekrarlayan DSA ve endovasküler işlemler sırasında değişkenlik gösterebilir. Bireyselleştirilmiş anatomik yeniden değerlendirme ve ultrason eşliğinde ponksiyon, lokalizasyon tekrarlanabilirliğini ve işlem güvenliğini artırabilir.

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Cite This Article

Taşkın, Y., Ömür, S. E., Zorlu, Ç., Köseoğlu, C., Kuyucu, Y. E. (2026). Temporal stability of femoral artery access localization in repeated digital subtraction angiography: clinical determinants and anatomical variability. Acta Medica Alanya, Cilt: 10 Sayı: 3, 282–294. https://doi.org/10.30565/medalanya.1953410

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