BACKGROUND Most major abdominal vascular injuries are caused by penetrating injuries.A common iliac artery occlusion caused by blunt force trauma is rare,and very few cases have been reported.Because of this low incid...BACKGROUND Most major abdominal vascular injuries are caused by penetrating injuries.A common iliac artery occlusion caused by blunt force trauma is rare,and very few cases have been reported.Because of this low incidence,atypical symptoms,and frequent association with other severe injuries,the proper diagnosis tends to be missed or delayed.The gold standard for diagnosis is angiography,and treatment remains a challenge.CASE SUMMARY We report here the unusual case of a common iliac artery occlusion caused by blunt abdominal compressive trauma,with transection of the small intestine.At presentation,the patient(a 56-year-old man)complained of pain and numbness in the left lower extremity and severe pain in the whole abdomen.Physical examination showed total abdominal tenderness with evidence of peritoneal irritation.The left lower limb was pulseless and cold.Abdominal computed tomography examination revealed digestive tract perforation,and abdominal computed tomography angiography showed left common iliac artery occlusion.The patient was treated successfully by anastomosis of the intestine,percutaneous transluminal angioplasty,and stenting.The patient was followed for more than 11 mo after the operation and showed a good recovery.CONCLUSION Patients with abdominal trauma should be suspected of having major vascular injury.Individualized treatment strategies are needed for this condition.展开更多
A previously healthy 25-year-old man with no known risk factors was presented at the emergency room with a 3 h history of abdominal and loin pain.Physical examination and lab data showed no specific findings except te...A previously healthy 25-year-old man with no known risk factors was presented at the emergency room with a 3 h history of abdominal and loin pain.Physical examination and lab data showed no specific findings except tenderness,slight white cell count elevation and decreased haemoglobin level.The patient’s condition deteriorated over the following hours and he died despite resuscitation attempts.Autopsy revealed a 2.5-cm longitudinal tear in the intima of the right common iliac artery,which formed a thrombosed false lumen extending to the abdominal aorta proximally and to the left common iliac artery.Histopathologic examination revealed the characteristic changes of fibromuscular dysplasia(FMD).FMD involving the common iliac arteries is extremely rare;only six cases have been reported previously,and only two of those included forensic findings.The presented case is the first case of FMD with intimal tearing in the right common iliac artery,with propagation to the left common iliac artery and abdominal aorta.When a previously healthy young adult without hypertension or other risk factors presents with acute abdominal and loin pain,systemic vascular disease should be on the list of differential diagnoses.Careful and complete evaluation of multiple arteries can be critical.展开更多
Objective:This study aimed to investigate the clinical effects of abdominal aortic balloon occlusion followed by uterine artery embolization for the treatment of pernicious placenta previa complicated with placenta ac...Objective:This study aimed to investigate the clinical effects of abdominal aortic balloon occlusion followed by uterine artery embolization for the treatment of pernicious placenta previa complicated with placenta accreta during cesarean section.Methods:We performed a retrospective analysis of the clinical data for 623 patients who experienced pernicious placenta previa complicated with placenta accreta and received treatment in our hospital from January 2013 to January 2019.All patients underwent abdominal aortic balloon occlusion before their cesarean section.Seventyeight patients received bilateral uterine artery embolization,and among them,placenta accreta was found at the opening of the cervix in 13 patients.Due to suturing difficulty after the removal of the placenta,gauze packing was used to temporarily compress the hemorrhage.As soon as the uterus was sutured,emergent bilateral uterine artery embolization was performed.Active bleeding was noted in the remaining 65 patients when the lower part of the uterus was pressed after the placenta was removed and the uterus was sutured,therefor,bilateral uterine artery embolization was performed urgently.Results:Of the 623 patients,545 patients underwent only abdominal aortic balloon occlusion and 78 patients underwent additional emergent bilateral uterine artery embolization due to hemorrhaging during or after their cesarean section.No hysterectomies were performed.In the 78 patients,the amount of bleeding was 800-3,200 ml with an average of 1,650 ml during the operation;the volume of blood transfused was 360-1,750 ml(average:960 ml).The fetal fluoroscopy time was 3–8 s(average:5 s).The dose of radiation exposure was(4.2±2.9) m Gy.Fetal appearance,pulse,grimace,activity,and respiration(Apgar) score were normal.No serious complications were observed during or after the operation in the follow-up visits.Conclusion:For patients with pernicious placenta previa complicated with placenta accreta who experience active bleeding after cesarean section and abdominal aortic balloon occlusion,bilateral uterine artery embolization can effectively reduce blood loss and requirement of blood transfusion during the operation,and lowers the risk of hysterectomy.展开更多
Background：To evaluate the feasibility of a new surgeon-modified iliac branch device （IBD） technique to maintain pelvic perfusion in the management of common iliac artery （CIA） aneurysm during endovascular aneury...Background：To evaluate the feasibility of a new surgeon-modified iliac branch device （IBD） technique to maintain pelvic perfusion in the management of common iliac artery （CIA） aneurysm during endovascular aneurysm repair （EVAR）.Methods：From January 2011 to December 2013,a new surgeon-modified IBD technique was performed in department of vascular surgery of Peking Union Medical College Hospital in five patients treated for CIA aneurysm with or without abdominal aortic aneurysm.A stent-graft limb was initially deployed in vitro,anastomosed with vascular graft,creating a modified IBD reloaded into a larger sheath,with or without a guidewire preloaded into the side branch.The reloaded IBD was then placed in the iliac artery,with a covered stent bridging internal iliac artery and the branch.Finally,a bifurcated stent-graft was deployed,and a limb device was used to connect the main body and IBD.Results：Technical successes were obtained in all patients.The mean follow-up length was 24 months （range：6-38 months）.All grafts remained patent without any sign of endoleaks.There were no aneurysm ruptures,deaths,or other complications related to pelvic flow.Conclusions：Using the surgeon-modified IBD to preserve pelvic flow is a feasible endovascular technique and an appealing solution for personalized treatment of CIA aneurysm during EVAR.展开更多
BACKGROUND: The purpose of this study was to identify the consistency of invasive dynamic blood pressure(BP) monitoring between the superior mesenteric artery(SMA) and the common carotid artery(CCA).METHODS: Eight mal...BACKGROUND: The purpose of this study was to identify the consistency of invasive dynamic blood pressure(BP) monitoring between the superior mesenteric artery(SMA) and the common carotid artery(CCA).METHODS: Eight male Sprague-Dawley rats were cannulated in SMA and CCA simultaneously for BP monitoring, respectively.The abdominal aorta was prepared for the induction of BP change through clamping/de-clamping by a microvascular clip.The dynamic BP monitoring was performed by a polygraph system.Systolic blood pressure(SBP), diastolic blood pressure(DBP), and mean arterial pressure(MAP) values would be recorded during different time periods: the baseline(T1), the increasing period after clamping(T2), the platform period during clamping(T3), the decreasing period after de-clamping(T4), and the final platform period(T5).Three trials were performed on each rat with 15-minute intervals between consecutive monitoring.RESULTS: Systolic BP showed no significant differences between SMA and CCA.However, significant difference was found in diastolic blood pressure except at T5(P=0.534).Mean arterial pressure of two arteries were significantly different only at T1(P=0.015).The strength of association was significantly high between BP measurements through SMA and CCA(P<0.001).The BlandAltman analyses showed that mean bias of MAP changed no more than 5 mmHg and standard deviation less than 8 mmHg during T2 and T4, respectively.CONCLUSION: The study indicates SMA might be an alternative site for invasive BP monitoring during abdominal aorta occlusion and release, especially in cerebrovascular-related research.展开更多
BACKGROUND Surgical repair of complex abdominal aortic aneurysm is associated with a higher perioperative mortality and morbidity.The advent of endovascular aortic repair(EVAR)has reduced perioperative complications,a...BACKGROUND Surgical repair of complex abdominal aortic aneurysm is associated with a higher perioperative mortality and morbidity.The advent of endovascular aortic repair(EVAR)has reduced perioperative complications,although the utilization of such techniques is limited by lesion characteristics,such as involvement of the visceral or renal arteries(RA)and/or presence of a sealing zone.CASE SUMMARY A 60-year-old male presented with a Crawford type IV complex thoracoabdominal aortic aneurysm(CAAA)starting directly distal to the diaphragm extending to both common iliac arteries(CIAs).The CAAA consist of a proximal and distal aneurysmal sac separated by a 1 cm-healthy zone in the infrarenal level.Due to the poor performance of the patient and the expansive disease,we planned a stepwise-combined surgery and EVAR to minimize invasiveness.A branched graft was implanted after surgical debranching of the visceral and RA.Since the patient had renal and liver injury after surgery,the second stage EVAR was performed 10 mo later.The stent graft was implanted from the distal portion of surgical branched graft to both CIAs during EVAR.The patient has been uneventful for 5-years after discharge and is being followed in the outpatient clinic.CONCLUSION The current case demonstrates that the surgical graft can provide a landing zone for second stage EVAR to avoid aggressive surgery in patients with poor performance with a long hostile CAAA.展开更多
目的:比较腹主动脉与双侧髂内动脉球囊阻断术对胎盘植入剖宫产产后出血的预防效果。方法:回顾性分析2018年12月至2021年12月该院收治的105例胎盘植入剖宫产产妇的临床资料,根据球囊阻断术方法不同分为对照组52例与观察组53例。对照组行...目的:比较腹主动脉与双侧髂内动脉球囊阻断术对胎盘植入剖宫产产后出血的预防效果。方法:回顾性分析2018年12月至2021年12月该院收治的105例胎盘植入剖宫产产妇的临床资料,根据球囊阻断术方法不同分为对照组52例与观察组53例。对照组行双侧髂内动脉球囊阻断术,观察组行腹主动脉球囊阻断术。比较两组球囊阻断手术时间、剖宫产术中和术后2 h出血量,胎儿受到辐射剂量、术后并发症发生率及新生儿窒息情况。结果:观察组球囊阻断手术时间短于对照组,术中、术后2 h出血量及胎儿受到辐射剂量均少于对照组,差异有统计学意义(P<0.05);两组术后并发症发生率及新生儿出生1、5 min Apgar评分比较,差异均无统计学意义(P>0.05)。结论:与双侧髂内动脉球囊阻断术相比,采用腹主动脉球囊阻断术预防胎盘植入剖宫产产后出血效果更好,手术时间较短,可减少术中、术后出血量和胎儿受到辐射剂量,不会增加并发症和新生儿窒息发生风险。展开更多
目的采用meta分析方法对比远端腹主动脉球囊阻断和双侧髂内动脉球囊阻断在辅助凶险型前置胎盘(PPP)患者剖宫产术的安全性和有效性。方法计算机系统检索中国知网、万方和维普数据库并手工检索PPP预置球囊阻断治疗相关文献,检索时限均自...目的采用meta分析方法对比远端腹主动脉球囊阻断和双侧髂内动脉球囊阻断在辅助凶险型前置胎盘(PPP)患者剖宫产术的安全性和有效性。方法计算机系统检索中国知网、万方和维普数据库并手工检索PPP预置球囊阻断治疗相关文献,检索时限均自建库至2018年8月30日。由2名独立评价者对纳入文献进行质量评价,采用Review Manager 5.0 for Mac软件进行meta分析。结果共有11篇文献纳入分析,结果显示腹主动脉球囊阻断组患者在术中胎儿射线接触量、手术时间、术中出血量、子宫切除率方面优于双侧髂总动脉球囊阻断组,OR(95%CI)分别为-2.57(-2.85^-2.29)、-13.28(-16.56^-10.00)、-0.35(-0.53^-0.17)、0.70(0.50~0.78),P值均<0.05。结论PPP患者剖宫产术中远端腹主动脉球囊阻断技术在术中胎儿射线接触量、总体手术时间、术中出血量和子宫切除率方面优于双侧髂内动脉球囊阻断技术,为临床治疗方式选择提供依据。展开更多
文摘BACKGROUND Most major abdominal vascular injuries are caused by penetrating injuries.A common iliac artery occlusion caused by blunt force trauma is rare,and very few cases have been reported.Because of this low incidence,atypical symptoms,and frequent association with other severe injuries,the proper diagnosis tends to be missed or delayed.The gold standard for diagnosis is angiography,and treatment remains a challenge.CASE SUMMARY We report here the unusual case of a common iliac artery occlusion caused by blunt abdominal compressive trauma,with transection of the small intestine.At presentation,the patient(a 56-year-old man)complained of pain and numbness in the left lower extremity and severe pain in the whole abdomen.Physical examination showed total abdominal tenderness with evidence of peritoneal irritation.The left lower limb was pulseless and cold.Abdominal computed tomography examination revealed digestive tract perforation,and abdominal computed tomography angiography showed left common iliac artery occlusion.The patient was treated successfully by anastomosis of the intestine,percutaneous transluminal angioplasty,and stenting.The patient was followed for more than 11 mo after the operation and showed a good recovery.CONCLUSION Patients with abdominal trauma should be suspected of having major vascular injury.Individualized treatment strategies are needed for this condition.
文摘A previously healthy 25-year-old man with no known risk factors was presented at the emergency room with a 3 h history of abdominal and loin pain.Physical examination and lab data showed no specific findings except tenderness,slight white cell count elevation and decreased haemoglobin level.The patient’s condition deteriorated over the following hours and he died despite resuscitation attempts.Autopsy revealed a 2.5-cm longitudinal tear in the intima of the right common iliac artery,which formed a thrombosed false lumen extending to the abdominal aorta proximally and to the left common iliac artery.Histopathologic examination revealed the characteristic changes of fibromuscular dysplasia(FMD).FMD involving the common iliac arteries is extremely rare;only six cases have been reported previously,and only two of those included forensic findings.The presented case is the first case of FMD with intimal tearing in the right common iliac artery,with propagation to the left common iliac artery and abdominal aorta.When a previously healthy young adult without hypertension or other risk factors presents with acute abdominal and loin pain,systemic vascular disease should be on the list of differential diagnoses.Careful and complete evaluation of multiple arteries can be critical.
文摘Objective:This study aimed to investigate the clinical effects of abdominal aortic balloon occlusion followed by uterine artery embolization for the treatment of pernicious placenta previa complicated with placenta accreta during cesarean section.Methods:We performed a retrospective analysis of the clinical data for 623 patients who experienced pernicious placenta previa complicated with placenta accreta and received treatment in our hospital from January 2013 to January 2019.All patients underwent abdominal aortic balloon occlusion before their cesarean section.Seventyeight patients received bilateral uterine artery embolization,and among them,placenta accreta was found at the opening of the cervix in 13 patients.Due to suturing difficulty after the removal of the placenta,gauze packing was used to temporarily compress the hemorrhage.As soon as the uterus was sutured,emergent bilateral uterine artery embolization was performed.Active bleeding was noted in the remaining 65 patients when the lower part of the uterus was pressed after the placenta was removed and the uterus was sutured,therefor,bilateral uterine artery embolization was performed urgently.Results:Of the 623 patients,545 patients underwent only abdominal aortic balloon occlusion and 78 patients underwent additional emergent bilateral uterine artery embolization due to hemorrhaging during or after their cesarean section.No hysterectomies were performed.In the 78 patients,the amount of bleeding was 800-3,200 ml with an average of 1,650 ml during the operation;the volume of blood transfused was 360-1,750 ml(average:960 ml).The fetal fluoroscopy time was 3–8 s(average:5 s).The dose of radiation exposure was(4.2±2.9) m Gy.Fetal appearance,pulse,grimace,activity,and respiration(Apgar) score were normal.No serious complications were observed during or after the operation in the follow-up visits.Conclusion:For patients with pernicious placenta previa complicated with placenta accreta who experience active bleeding after cesarean section and abdominal aortic balloon occlusion,bilateral uterine artery embolization can effectively reduce blood loss and requirement of blood transfusion during the operation,and lowers the risk of hysterectomy.
文摘Background：To evaluate the feasibility of a new surgeon-modified iliac branch device （IBD） technique to maintain pelvic perfusion in the management of common iliac artery （CIA） aneurysm during endovascular aneurysm repair （EVAR）.Methods：From January 2011 to December 2013,a new surgeon-modified IBD technique was performed in department of vascular surgery of Peking Union Medical College Hospital in five patients treated for CIA aneurysm with or without abdominal aortic aneurysm.A stent-graft limb was initially deployed in vitro,anastomosed with vascular graft,creating a modified IBD reloaded into a larger sheath,with or without a guidewire preloaded into the side branch.The reloaded IBD was then placed in the iliac artery,with a covered stent bridging internal iliac artery and the branch.Finally,a bifurcated stent-graft was deployed,and a limb device was used to connect the main body and IBD.Results：Technical successes were obtained in all patients.The mean follow-up length was 24 months （range：6-38 months）.All grafts remained patent without any sign of endoleaks.There were no aneurysm ruptures,deaths,or other complications related to pelvic flow.Conclusions：Using the surgeon-modified IBD to preserve pelvic flow is a feasible endovascular technique and an appealing solution for personalized treatment of CIA aneurysm during EVAR.
基金supported by Zhongnan Hospital of Wuhan University Science,Technology and Innovation Seed Fund,Project(cxpy2017039)
文摘BACKGROUND: The purpose of this study was to identify the consistency of invasive dynamic blood pressure(BP) monitoring between the superior mesenteric artery(SMA) and the common carotid artery(CCA).METHODS: Eight male Sprague-Dawley rats were cannulated in SMA and CCA simultaneously for BP monitoring, respectively.The abdominal aorta was prepared for the induction of BP change through clamping/de-clamping by a microvascular clip.The dynamic BP monitoring was performed by a polygraph system.Systolic blood pressure(SBP), diastolic blood pressure(DBP), and mean arterial pressure(MAP) values would be recorded during different time periods: the baseline(T1), the increasing period after clamping(T2), the platform period during clamping(T3), the decreasing period after de-clamping(T4), and the final platform period(T5).Three trials were performed on each rat with 15-minute intervals between consecutive monitoring.RESULTS: Systolic BP showed no significant differences between SMA and CCA.However, significant difference was found in diastolic blood pressure except at T5(P=0.534).Mean arterial pressure of two arteries were significantly different only at T1(P=0.015).The strength of association was significantly high between BP measurements through SMA and CCA(P<0.001).The BlandAltman analyses showed that mean bias of MAP changed no more than 5 mmHg and standard deviation less than 8 mmHg during T2 and T4, respectively.CONCLUSION: The study indicates SMA might be an alternative site for invasive BP monitoring during abdominal aorta occlusion and release, especially in cerebrovascular-related research.
文摘BACKGROUND Surgical repair of complex abdominal aortic aneurysm is associated with a higher perioperative mortality and morbidity.The advent of endovascular aortic repair(EVAR)has reduced perioperative complications,although the utilization of such techniques is limited by lesion characteristics,such as involvement of the visceral or renal arteries(RA)and/or presence of a sealing zone.CASE SUMMARY A 60-year-old male presented with a Crawford type IV complex thoracoabdominal aortic aneurysm(CAAA)starting directly distal to the diaphragm extending to both common iliac arteries(CIAs).The CAAA consist of a proximal and distal aneurysmal sac separated by a 1 cm-healthy zone in the infrarenal level.Due to the poor performance of the patient and the expansive disease,we planned a stepwise-combined surgery and EVAR to minimize invasiveness.A branched graft was implanted after surgical debranching of the visceral and RA.Since the patient had renal and liver injury after surgery,the second stage EVAR was performed 10 mo later.The stent graft was implanted from the distal portion of surgical branched graft to both CIAs during EVAR.The patient has been uneventful for 5-years after discharge and is being followed in the outpatient clinic.CONCLUSION The current case demonstrates that the surgical graft can provide a landing zone for second stage EVAR to avoid aggressive surgery in patients with poor performance with a long hostile CAAA.
文摘目的:比较腹主动脉与双侧髂内动脉球囊阻断术对胎盘植入剖宫产产后出血的预防效果。方法:回顾性分析2018年12月至2021年12月该院收治的105例胎盘植入剖宫产产妇的临床资料,根据球囊阻断术方法不同分为对照组52例与观察组53例。对照组行双侧髂内动脉球囊阻断术,观察组行腹主动脉球囊阻断术。比较两组球囊阻断手术时间、剖宫产术中和术后2 h出血量,胎儿受到辐射剂量、术后并发症发生率及新生儿窒息情况。结果:观察组球囊阻断手术时间短于对照组,术中、术后2 h出血量及胎儿受到辐射剂量均少于对照组,差异有统计学意义(P<0.05);两组术后并发症发生率及新生儿出生1、5 min Apgar评分比较,差异均无统计学意义(P>0.05)。结论:与双侧髂内动脉球囊阻断术相比,采用腹主动脉球囊阻断术预防胎盘植入剖宫产产后出血效果更好,手术时间较短,可减少术中、术后出血量和胎儿受到辐射剂量,不会增加并发症和新生儿窒息发生风险。
文摘目的采用meta分析方法对比远端腹主动脉球囊阻断和双侧髂内动脉球囊阻断在辅助凶险型前置胎盘(PPP)患者剖宫产术的安全性和有效性。方法计算机系统检索中国知网、万方和维普数据库并手工检索PPP预置球囊阻断治疗相关文献,检索时限均自建库至2018年8月30日。由2名独立评价者对纳入文献进行质量评价,采用Review Manager 5.0 for Mac软件进行meta分析。结果共有11篇文献纳入分析,结果显示腹主动脉球囊阻断组患者在术中胎儿射线接触量、手术时间、术中出血量、子宫切除率方面优于双侧髂总动脉球囊阻断组,OR(95%CI)分别为-2.57(-2.85^-2.29)、-13.28(-16.56^-10.00)、-0.35(-0.53^-0.17)、0.70(0.50~0.78),P值均<0.05。结论PPP患者剖宫产术中远端腹主动脉球囊阻断技术在术中胎儿射线接触量、总体手术时间、术中出血量和子宫切除率方面优于双侧髂内动脉球囊阻断技术,为临床治疗方式选择提供依据。
