Jornal Vascular Brasileiro
https://jvascbras.org/article/doi/10.1590/S1677-54492008000300014
Jornal Vascular Brasileiro
Case Report

Hypoplastic posterior tibial artery and the enlarged peroneal artery supplying the posterior crural region: a rare variation

Artéria tibial posterior hipoplásica e a artéria peroneal aumentada suprindo a região crural posterior: uma variação rara

P. J. Jiji; Sujatha D'Costa; Soubhagya R. Nayak; Latha V. Prabhu; Mangala M. Pai; Rajanigandha Vadgaonkar; Rajalakshmi Rai; Raju Sugavasi

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Abstract

Arterial variations of distal parts of lower extremities are well-documented and can be demonstrated with the help of Doppler ultrasound or by arteriography. However, absence or variation of posterior tibial artery is considered a rare finding. We present a case of hypoplastic posterior tibial artery that terminated by supplying soleus muscle. The variant arterial supply to the sole was provided by the enlarged peroneal artery that continued as the lateral plantar artery. The awareness of these variations is important to vascular surgeons while performing arterial reconstructions in femorodistal bypass graft procedures, and also to orthopedists during surgical clubfoot release.

Keywords

Arterial variations, posterior tibial artery, peroneal artery, soleus

Resumo

Variações arteriais de partes distais dos membros inferiores estão bem documentadas e podem ser demonstradas com o auxílio de ultra-sonografia Doppler ou por arteriografia. Entretanto, a ausência ou variação da artéria tibial posterior é um raro achado. Apresentamos um caso de artéria tibial posterior hipoplásica que terminava suprindo o músculo solear. Esse suprimento arterial variante foi fornecido pela artéria peroneal aumentada que continuava como artéria plantar lateral. Estar consciente dessas variações é importante para cirurgiões vasculares ao realizarem reconstruções arteriais em procedimentos de derivação femorodistal, bem como para ortopedistas durante correção cirúrgica do pé torto.

Palavras-chave

Variações arteriais, artéria tibial posterior, artéria peroneal, músculo solear

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