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Fig. 6 | Insights into Imaging

Fig. 6

From: CT angiography and MRI of hand vascular lesions: technical considerations and spectrum of imaging findings

Fig. 6

Dynamic CTA of an arteriovenous fistula (straight arrow) fed by the ulnopalmar digital artery (curved arrow) of the fourth finger in a 32-year-old patient. a, b Native slice and VRT image with bone subtraction at the early arterial phase showing the fistula and the early enhancement of an ulnopalmar vein (arrowhead). Dynamic CTA allows capturing the lesion at the best vascular phase

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