PMC3714072_01
Superior venogram showing tight stenosis of SVC (arrow).
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F0001
A diagnostic upper extremity venogram and a SVC confirmed tight stenosis of the SVC at the site of the cava being traversed by the electrodes (Fig. 1).
Post angioplasty venogram showing resolution of SVC stenosis (arrow).
JCHIMP-2-19159-g002.jpg
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F0002
Immediately post-completion, venography showed excellent flow in the SVC (Fig. 2).