Blood blister-like aneurysms(BBAs)are fragile and difficult to treat.However,the optimal treatment has yet to be determined.Pipeline embolization devices and Willis covered stent implementation are still controversial...Blood blister-like aneurysms(BBAs)are fragile and difficult to treat.However,the optimal treatment has yet to be determined.Pipeline embolization devices and Willis covered stent implementation are still controversial strategies for treating BBA.Herein,we report a case of recurrent BBA successfully treated with a Willis covered stent.A long-term follow-up angiography after the procedure indicated complete occlusion of the aneurysm.This case demonstrates the safety and efficacy of applying the Wills cover stent in the treatment of recurrent BBA after Pipeline implantation.展开更多
Background To compare the safety and efficacy of pipeline embolization device(PED)and Tubridge flow diverter(TFD)for unruptured posterior circulation aneurysms.Methods Posterior aneurysm patients treated with PED or T...Background To compare the safety and efficacy of pipeline embolization device(PED)and Tubridge flow diverter(TFD)for unruptured posterior circulation aneurysms.Methods Posterior aneurysm patients treated with PED or TFD between January,2019,and December,2021,were retrospectively reviewed.Patients’demographics,aneurysm characteristics,treatment details,complications,and follow-up information were collected.The procedural-related complications and angiographic and clinical outcome were compared.Results A total of 107 patients were involved;PED was applied for 55 patients and TFD for 52 patients.A total of 9(8.4%)procedural-related complications occurred,including 4(7.3%)in PED group and 5(9.6%)in TFD group.During a mean of 10.3-month angiographic follow-up for 81 patients,complete occlusion was achieved in 35(85.4%)patients in PED group and 30(75.0%)in TFD group.The occlusion rate of PED group is slightly higher than that of TFD group.A mean of 25.0-month clinical follow-up for 107 patients showed that favorable clinical outcome was achieved in 53(96.4%)patients in PED group and 50(96.2%)patients in TFD group,respectively.No statistical difference was found in terms of procedural-related complications(p=0.737),occlusion rate(p=0.241),and favorable clinical outcome(0.954)between groups.Conclusions The current study found no difference in complication,occlusion,and clinical outcome between PED and TFD for unruptured PCAs.展开更多
Background:Recurrent,previously stented basilar trunk aneurysms pose significant challenges to either microsurgical clipping or traditional endovascular treatment.We here presented an intriguing case that was successf...Background:Recurrent,previously stented basilar trunk aneurysms pose significant challenges to either microsurgical clipping or traditional endovascular treatment.We here presented an intriguing case that was successfully treated by the pipeline embolization device(PED;ev3/Covidien Neurovascular,Irvine,California,USA).Case presentation:A 62-year-old male found a recurrent aneurysm,which had been treated with coiling and stentassisted coiling before.The patient came to our center seeking for a third treatment.In our center,a single PED and additional coils were used to treat this refractory aneurysm.The whole length of the PED was delicately implanted in the previous Enterprise stent(Cordis Corporation,Miami FL,USA),which resembled the double-layer flow diverter FRED(Microvention,Tustin,California,USA).The inflow zone of the aneurysmal sac was further coiled considering that this aneurysm had ruptured.No procedure-related complications occurred.Follow-up angiogram at 6 months indicated that the intractable aneurysm was completely occluded and the patient was free from any neurologic deficit.Conclusions:This is a case that adds knowledge to improve the poor performance of flow diverters in previously stented aneurysms.However,future studies with larger group of patients are needed to further test the safety and efficacy of this technique.展开更多
文摘Blood blister-like aneurysms(BBAs)are fragile and difficult to treat.However,the optimal treatment has yet to be determined.Pipeline embolization devices and Willis covered stent implementation are still controversial strategies for treating BBA.Herein,we report a case of recurrent BBA successfully treated with a Willis covered stent.A long-term follow-up angiography after the procedure indicated complete occlusion of the aneurysm.This case demonstrates the safety and efficacy of applying the Wills cover stent in the treatment of recurrent BBA after Pipeline implantation.
基金supported by the National Natural Science Foundation of China(Grant Number 82171289)the Beijing Gold-Bridge Project(Grant number ZZ21060)
文摘Background To compare the safety and efficacy of pipeline embolization device(PED)and Tubridge flow diverter(TFD)for unruptured posterior circulation aneurysms.Methods Posterior aneurysm patients treated with PED or TFD between January,2019,and December,2021,were retrospectively reviewed.Patients’demographics,aneurysm characteristics,treatment details,complications,and follow-up information were collected.The procedural-related complications and angiographic and clinical outcome were compared.Results A total of 107 patients were involved;PED was applied for 55 patients and TFD for 52 patients.A total of 9(8.4%)procedural-related complications occurred,including 4(7.3%)in PED group and 5(9.6%)in TFD group.During a mean of 10.3-month angiographic follow-up for 81 patients,complete occlusion was achieved in 35(85.4%)patients in PED group and 30(75.0%)in TFD group.The occlusion rate of PED group is slightly higher than that of TFD group.A mean of 25.0-month clinical follow-up for 107 patients showed that favorable clinical outcome was achieved in 53(96.4%)patients in PED group and 50(96.2%)patients in TFD group,respectively.No statistical difference was found in terms of procedural-related complications(p=0.737),occlusion rate(p=0.241),and favorable clinical outcome(0.954)between groups.Conclusions The current study found no difference in complication,occlusion,and clinical outcome between PED and TFD for unruptured PCAs.
基金the National Natural Science Foundation of China(grant no.81371314)the High-level Personnel Training Program of Beijing Health system(grant no.2013-2-016).
文摘Background:Recurrent,previously stented basilar trunk aneurysms pose significant challenges to either microsurgical clipping or traditional endovascular treatment.We here presented an intriguing case that was successfully treated by the pipeline embolization device(PED;ev3/Covidien Neurovascular,Irvine,California,USA).Case presentation:A 62-year-old male found a recurrent aneurysm,which had been treated with coiling and stentassisted coiling before.The patient came to our center seeking for a third treatment.In our center,a single PED and additional coils were used to treat this refractory aneurysm.The whole length of the PED was delicately implanted in the previous Enterprise stent(Cordis Corporation,Miami FL,USA),which resembled the double-layer flow diverter FRED(Microvention,Tustin,California,USA).The inflow zone of the aneurysmal sac was further coiled considering that this aneurysm had ruptured.No procedure-related complications occurred.Follow-up angiogram at 6 months indicated that the intractable aneurysm was completely occluded and the patient was free from any neurologic deficit.Conclusions:This is a case that adds knowledge to improve the poor performance of flow diverters in previously stented aneurysms.However,future studies with larger group of patients are needed to further test the safety and efficacy of this technique.
