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Fig. 2 | Journal of Otolaryngology - Head & Neck Surgery

Fig. 2

From: The Allen’s test: revisiting the importance of bidirectional testing to determine candidacy and design of radial forearm free flap harvest in the era of trans radial endovascular access procedures

Fig. 2

Redesigning a more proximal radial forearm free flap avoids the area of likely vessel trauma from an intra-arterial cannula. In this image, a standard intra-arterial cannula is positioned overlying the distal radial artery. The exact length of stenosis can be confirmed with Doppler ultrasonography

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Journal of Otolaryngology - Head & Neck Surgery

ISSN: 1916-0216

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