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Table 3: Imaging and clinical follow up for 16 patients treated with endovascular catheter-directed intrasinus heparin infusion
Pt No. Follow-up Interval (mo) Imaging Modality Imaging Result Clinical Result
1 7 CTA Nonocclusive filling defect SSS NND
2 N/A N/A N/A Death
3 1 CTA No DVST NND
4 3 MRA No DVST Mild left lower extremity weakness, independent
5 13 None N/A NND
6 28 CT No DVST NND
7 N/A N/A N/A Death
8 33 CT No DVST NND
9 4 MRA Nonocclusive filling defect TS NND
10 3 CT No DVST Severe neurologic impairment secondary to TBI
11 6 MRA No DVST Mild spasticity right upper extremity, independent
12 N/A N/A N/A Death
13 7 CTA No DVST NND
14 11 CTA No DVST NND
15 4 MRA No DVST Severe developmental delay
16 4 MRI No DVST NND
Note:—N/A indicates not applicable; NND, no neurologic deficit; TBI, traumatic brain injury; DVST, dural venous sinus thrombosis.