Endovascular stent provides more effective early relief of SVC obstruction compared to balloon angioplasty. Aldoss, O, Arain, N, Menk, J, Kochilas, L, & Gruenstein, D Catheter Cardiovasc Interv, 83(7):E272–E276, June, 2014.
Endovascular stent provides more effective early relief of SVC obstruction compared to balloon angioplasty. [link]Paper  doi  abstract   bibtex   
OBJECTIVE: To determine whether superior vena cava (SVC) stent implantation is superior to balloon angioplasty for relieving SVC stenosis. BACKGROUND: SVC stent and balloon dilation have been used as treatment for SVC stenosis. Although safe and effective, outcome data comparing the two methods are limited. METHODS: A Pediatric Cardiac Care Consortium review identified SVC stenosis. Patients who required SVC intervention were divided into two subgroups-balloon dilation (Group A) and stent implantation (Group B). Logistic regression and the log-rank test were used to test the need for re-intervention within 6 months after the initial procedure. RESULTS: SVC intervention was performed on 210/637 patients with SVC stenosis (33%). There were 108/210 (51%) patients with balloon dilation (Group A) and 102/210 (49%) with stent implantation (Group B). Re-intervention within 6 months of the initial intervention was more common in Group A compared to Group B [Group A = 31/40 (77.5%); Group B = 5/22 (22.7%)]. The odds-ratio for re-intervention within 6 months of the initial procedure for balloon vs. stent, is 7.3 [95% CI: (2.91, 22.3), P \textless 0.0001]. In addition, during the first 6 months after an intervention for SVC stenosis the proportion of patients with stent implantation that remained free of re-intervention was significantly higher than after balloon angioplasty (log-rank test, P \textless 0.0001). Neither age nor weight was significantly associated with the need for re-intervention. CONCLUSIONS: SVC stent implantation is more effective than angioplasty in relief of SVC obstruction. Weight and age are not risk factors for early re-intervention.
@article{aldoss_endovascular_2014,
	title = {Endovascular stent provides more effective early relief of {SVC} obstruction compared to balloon angioplasty.},
	volume = {83},
	url = {https://www.ncbi.nlm.nih.gov/pubmed/22431347},
	doi = {10.1002/ccd.24413},
	abstract = {OBJECTIVE: To determine whether superior vena cava (SVC) stent implantation is superior to balloon angioplasty for relieving SVC stenosis. BACKGROUND: SVC stent and balloon dilation have been used as treatment for SVC stenosis. Although safe and effective, outcome data comparing the two methods are limited. METHODS: A Pediatric Cardiac Care Consortium review identified SVC stenosis. Patients who required SVC intervention were divided into two subgroups-balloon dilation (Group A) and stent implantation (Group B). Logistic regression and the log-rank test were used to test the need for re-intervention within 6 months after the initial procedure. RESULTS: SVC intervention was performed on 210/637 patients with SVC stenosis (33\%). There were 108/210 (51\%) patients with balloon dilation (Group A) and 102/210 (49\%) with stent implantation (Group B). Re-intervention within 6 months of the initial intervention was more common in Group A compared to Group B [Group A = 31/40 (77.5\%); Group B = 5/22 (22.7\%)]. The odds-ratio for re-intervention within 6 months of the initial procedure for balloon vs. stent, is 7.3 [95\% CI: (2.91, 22.3), P {\textless} 0.0001]. In addition, during the first 6 months after an intervention for SVC stenosis the proportion of patients with stent implantation that remained free of re-intervention was significantly higher than after balloon angioplasty (log-rank test, P {\textless} 0.0001). Neither age nor weight was significantly associated with the need for re-intervention. CONCLUSIONS: SVC stent implantation is more effective than angioplasty in relief of SVC obstruction. Weight and age are not risk factors for early re-intervention.},
	language = {eng},
	number = {7},
	journal = {Catheter Cardiovasc Interv},
	author = {Aldoss, O and Arain, N and Menk, J and Kochilas, L and Gruenstein, D},
	month = jun,
	year = {2014},
	keywords = {Young Adult},
	pages = {E272--E276}
}

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