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Insights into Imaging
Fig. 10 | Insights into Imaging

Fig. 10

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

Fig. 10

HHS in a 55-year-old manual worker exposed to different causative factors, including vibrating tools. a, b Axial and coronal T2-weighted MR images showing an occluded aneurysm (arrow) of the distal portion of the distal UA and severe osteoarthritis affecting the trapeziometacarpal joint. c, d Axial image and GI with dynamic CTA showing the distal occlusion of the UA, the patency of the SPA fed by the FPMA, a corkscrew deformity of common digital arteries, and the UA at the level of the ulnar head (curved arrow). Note the close relationship between the aneurysm and the superficial branch of the ulnar nerve (arrowhead)

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