1.Outcome of surgical repair for aortic coarctation with coexisting descending aortic aneurysm in adult patients.
Yi Fan LU ; Huan Yu QIAO ; Bo YANG ; Hong Lei ZHAO ; Hao ZHANG ; Tao BAI ; Jin Rong XUE ; Yong Min LIU
Chinese Journal of Cardiology 2023;51(5):469-475
		                        		
		                        			
		                        			Objective: To evaluate the efficacy of surgical treatment of aortic coarctation combined with descending aortic aneurysm in adult patients. Methods: This is a retrospective cohort study. Adult patients with aortic coarctation who were hospitalized in Beijing Anzhen Hospital from January 2015 to April 2019 were enrolled. The aortic coarctation was diagnosed by aortic CT angiography, and the included patients were divided into the combined descending aortic aneurysm group and the uncomplicated descending aortic aneurysm group based on descending aortic diameter. General clinical data and surgery-related data were collected from the included patients, and death and complications were recorded at 30 days after surgery, and upper limb systolic blood pressure was measured in all patients at discharge. Patients were followed up after discharge by outpatient visit or telephone call for their survival and the occurrence of repeat interventions and adverse events, which included death, cerebrovascular events, transient ischemic attack, myocardial infarction, hypertension, postoperative restenosis, and other cardiovascular-related interventions. Results: A total of 107 patients with aortic coarctation aged (34.1±15.2) years were included, and 68 (63.6%) were males. There were 16 cases in the combined descending aortic aneurysm group and 91 cases in the uncomplicated descending aortic aneurysm group. In the combined descending aortic aneurysm group, 6 cases (6/16) underwent artificial vessel bypass, 4 cases (4/16) underwent thoracic aortic artificial vessel replacement, 4 cases (4/16) underwent aortic arch replacement+elephant trunk procedure, and 2 cases (2/16) underwent thoracic endovascular aneurysm repair. There was no statistically significant difference between the two groups in the choice of surgical approach (all P>0.05). In the combined descending aortic aneurysm group at 30 days after surgery, one case underwent re-thoracotomy surgery, one case developed incomplete paraplegia of the lower extremity, and one case died; and the differences in the incidence of endpoint events at 30 days after surgery were similar between the two groups (P>0.05). Systolic blood pressure in the upper extremity at discharge was significantly lower in both groups compared with the preoperative period (in the combined descending aortic aneurysm group: (127.3±16.3) mmHg vs. (140.9±16.3) mmHg, P=0.030, 1 mmHg=0.133 kPa; in the uncomplicated descending aortic aneurysm group: (120.7±13.2) mmHg vs. (151.8±26.3) mmHg, P=0.001). The follow-up time was 3.5 (3.1, 4.4) years. There were no new deaths in the combined descending aortic aneurysm group, no transient ischemic attack, myocardial infarction or re-thoracotomy surgery, and one patient (1/15) suffered cerebral infarction and 10 patients (10/15) were diagnosed with hypertension. The differences in the occurrence of endpoint events during postoperative follow-up were similar between the two groups (P>0.05). Conclusion: In experienced centers, long-term prognosis of patients with aortic coarctation combined with descending aortic aneurysm is satisfactory post surgical intervention.
		                        		
		                        		
		                        		
		                        			Male
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Aortic Coarctation/surgery*
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Aortic Aneurysm, Abdominal/surgery*
		                        			;
		                        		
		                        			Treatment Outcome
		                        			;
		                        		
		                        			Blood Vessel Prosthesis Implantation/adverse effects*
		                        			;
		                        		
		                        			Endovascular Procedures/adverse effects*
		                        			;
		                        		
		                        			Hypertension/complications*
		                        			;
		                        		
		                        			Myocardial Infarction/complications*
		                        			;
		                        		
		                        			Aortic Aneurysm, Thoracic/surgery*
		                        			
		                        		
		                        	
2.Clinical characteristics and prognostic analysis of female patients with Stanford type B aortic dissection.
Tie Nan ZHOU ; Mei Cen LI ; Ya Song WANG ; Hai Wei LIU ; Quan Min JING ; Xiao Zeng WANG ; Ya Ling HAN
Chinese Journal of Cardiology 2023;51(2):172-179
		                        		
		                        			
		                        			Objective: To explore the clinical characteristics and prognostic factors of female patients with Stanford type B aortic dissection. Methods: This is a single-centre retrospective study. Consecutive patients diagnosed with Stanford type B aortic dissection in General Hospital of Northern Theater Command from June 2002 to August 2021 were enrolled, and grouped based on sex. According to the general clinical conditions and complications of aortic dissection tear, patients were treated with thoracic endovascular aortic repair, surgery, or optimal medication. The clinical characteristics and aortic imaging data of the patients at different stages were collected, adverse events including all-cause deaths, stroke, and occurrence of aortic-related adverse events were obtained during hospitalization and within 30 days and at 1 and 5 years after discharge. According to the time of death, death was classified as in-hospital death, out-of-hospital death, and in-hospital death was divided into preoperative death, intraoperative death and postoperative death. According to the cause of death, death was classified as aortic death, cardiac death and other causes of death. Aortic-related adverse events within 30 days after discharge included new paraplegia, post-luminal repair syndrome, and aortic death; long-term (≥1 year after discharge) aortic-related adverse events included aortic death, recurrent aortic dissection, endoleak and distal ulcer events. The clinical characteristics, short-term and long-term prognosis was compared between the groups. Logistic regression analysis was used to explore the association between different clinical factors and all-cause mortality within 30 days in female and male groups separately. Results: A total of 1 094 patients with Stanford type B aortic dissection were enrolled, mean age was (53.9±12.1) years, and 861 (78.7%) were male and 233 (21.3%) were female. (1) Clinical characteristics: compared with male patients, female patients were featured with older average age, higher proportion of aged≥60 years old, back pain, anemia, optimal medication treatment, and higher cholesterol level; while lower proportion of smoking and drinking history, body mass index, calcium antagonists use, creatine kinase level, and white blood cell count (all P<0.05). However, there was no significant difference in dissection tear and clinical stage, history of coronary heart disease, diabetes, hypertension, and cerebrovascular disease between female and male patients (all P>0.05). (2) Follow-up result: compared with male patients, female patients had a higher rate of 30-day death [6.9% (16/233) vs. 3.8% (33/861), P=0.047], in-hospital death (5.6% (13/233) vs. 2.7% (23/861), P=0.027), preoperative death (3.9% (9/233) vs. 1.5% (12/861), P=0.023) and aorta death (6.0% (14/233) vs. 3.1% (27/861), P=0.041). The 1-year and 5-year follow-up results demonstrated that there were no significant differences in death, cerebrovascular disease, and aorta-related adverse events between the two groups (all P>0.05). (3) Prognostic factors: the results of the univariate logistic regression analysis showed that body mass index>24 kg/m2 (HR=1.087, 95%CI 1.029-1.149, P=0.013), history of anemia (HR=2.987, 95%CI 1.054-8.468, P=0.032), hypertension (HR=1.094, 95%CI 1.047-1.143, P=0.040) and troponin-T>0.05 μg/L (HR=5.818, 95%CI 1.611-21.018, P=0.003)were associated with an increased risk of all-cause mortality within 30 days in female patients. Conclusions: Female patients with Stanford type B aortic dissection have specific clinical characteristics, such as older age at presentation, higher rates of anemia and combined back pain, and higher total cholesterol levels. The risk of death within 1 month is higher in female patients than in male patients, which may be associated with body mass index, hypertension, anemia and troponin-T, but the long-term prognosis for both female and male patients is comparable.
		                        		
		                        		
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Prognosis
		                        			;
		                        		
		                        			Hospital Mortality
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Troponin T
		                        			;
		                        		
		                        			Aortic Aneurysm, Thoracic/surgery*
		                        			;
		                        		
		                        			Blood Vessel Prosthesis Implantation/adverse effects*
		                        			;
		                        		
		                        			Treatment Outcome
		                        			;
		                        		
		                        			Endovascular Procedures/adverse effects*
		                        			;
		                        		
		                        			Aortic Dissection
		                        			;
		                        		
		                        			Hypertension/complications*
		                        			;
		                        		
		                        			Cholesterol
		                        			;
		                        		
		                        			Risk Factors
		                        			
		                        		
		                        	
6.Relationship between simple renal cyst and adverse events in patients receiving thoracic endovascular aortic repair for Stanford B aortic dissection.
Yi ZHU ; Song Yuan LUO ; Yuan LIU ; Wen Hui HUANG ; Peng Chen HE ; Nian Jin XIE ; Ling XUE ; Jian Fang LUO
Chinese Journal of Cardiology 2022;50(8):774-779
		                        		
		                        			
		                        			Objective: To explore the prognostic value of simple renal cyst (SRC) for adverse events in patients receiving thoracic endovascular aortic repair (TEVAR) for Stanford B aortic dissection (TBAD). Methods: This study is a retrospective cohort study. Consecutive patients receiving TEVAR for TBAD between January 2010 and December 2015 were enrolled in this study. The patients were divided into SRC group and non-SRC group. With sex and age ±2 years old as matching factors, SRC group and non-SRC group were matched by 1∶1. Collect and compare the differences of clinical data between the two groups. Adverse events were recorded through outpatient, telephone follow-up and in-hospital review. After adjusting for confounding factors, multivariate Cox regression was used to analyze the risk factors of aortic adverse events. Kaplan-Meier method was used to analyze the survival curve of SRC group and non-SRC group. Results: A total of 692 consecutive patients were recruited. Patients were divided into SRC group (n=235) and non-SRC group (n=457). After 1∶1 matching, there were 229 cases in SRC group and no SRC group respectively. The age of SRC group was (62.3±10.4) years old, 209 cases were male (91.3%), and the age of no SRC group was (62.0±10.2) years old, 209 cases were male (91.3%). Cox regression analysis showed that, after adjusting for confounding factors, comorbid SRC (HR=1.991, 95%CI: 1.090-3.673, P=0.025), TEVAR in the acute phase (HR=13.635, 95%CI: 5.969-31.147, P=0.001), general anesthesia (HR=2.012, 95%CI: 1.066-3.799, P=0.031) are independent factors of aortic-adverse events after TEVAR for TBAD. Kaplan-Meier analysis showed that the cumulative survival rate of SRC group was significantly lower than non-SRC group (log-rank P=0.031, 0.005). Conclusion: SRC is an independent predictor of aortic-related adverse events in patients following TEVAR for TBAD.
		                        		
		                        		
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Aortic Dissection/surgery*
		                        			;
		                        		
		                        			Aortic Aneurysm, Thoracic/surgery*
		                        			;
		                        		
		                        			Blood Vessel Prosthesis Implantation/methods*
		                        			;
		                        		
		                        			Endovascular Procedures/methods*
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Kidney Diseases, Cystic/complications*
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Postoperative Complications
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Risk Factors
		                        			;
		                        		
		                        			Time Factors
		                        			;
		                        		
		                        			Treatment Outcome
		                        			
		                        		
		                        	
7.Comparison of the outcomes between open and hybrid approaches in the treatment of thoracoabdominal aortic aneurysms repair.
Wei Hao LI ; Wei LI ; Xue Min ZHANG ; Qing Le LI ; Yang JIAO ; Tao ZHANG ; Jing Jun JIANG ; Xiao Ming ZHANG
Journal of Peking University(Health Sciences) 2022;54(1):177-181
		                        		
		                        			OBJECTIVE:
		                        			Thoracoabdominal aortic aneurysm is one of the most challenging aortic diseases. Open surgical repair remains constrained with considerable perioperative morbidity and mortality. The emergence of a hybrid approach utilizing visceral debranching with endovascular aneurysm repair has brought an alternative for high-risk patients. This study aimed to compare the short- and long-term outcomes between hybrid and open repairs in the treatment of thoracoabdominal aortic aneurysms.
		                        		
		                        			METHODS:
		                        			In this retrospectively observational study, patients with thoracoabdominal aortic aneurysm treated in a single center between January 2008 and December 2019 were reviewed, of whom 11 patients with hybrid repair, and 18 patients with open repair were identified. Demographic characteristic, operative data, perioperative morbidity and mortality, freedom from reintervention, and long-term survival were compared between the two groups.
		                        		
		                        			RESULTS:
		                        			In the hybrid repair group, the patients with dissection aneurysm, preoperative combined renal insufficiency, and American Society of Anesthesiologists (ASA) score of 3 or more were significantly overwhelming than in the open repair group. The operation time of debranching hybrid repair was (445±85) min, and the intraoperative blood loss was (955±599) mL. There were 2 cases of complications in the early 30 days after surgery, without paraplegia, and 1 case died. The 30-day complication rate was 18.2%, and the 30-day mortality was 9.1%. The operation time of the patients with open repair was (560±245) min, and the intraoperative blood loss was (6 100±4 536) mL. Twelve patients had complications in the early 30 days after surgery, including 1 paraplegia and 4 deaths within 30 days. The 30-day complication rate was 66.7%, and the 30-day mortality was 22.2%. The bleeding volume in hybrid repair was significantly reduced compared with open repair (P < 0.001). Besides, the incidence of 30-day complications in hybrid surgery was significantly reduced (P=0.011). During the follow-up period, there were 4 reinterventions and 3 deaths in hybrid repair group. The 1-year, 5-year, and 10-year all-cause survival rates were 72%, 54%, and 29%, respectively. In open repair group, reintervention was performed in 1 case and 5 cases died, and the 1-year, 5-year, and 10-year all-cause survival rates were 81%, 71%, and 35%, respectively. There was no significant difference between hybrid repair and open repair in all-cause survival and aneurysm-specific survival.
		                        		
		                        			CONCLUSION
		                        			Hybrid approach utilizing visceral debranching with endovascular aneurysm repair is a safe and effective surgical method for high-risk patients with thoracoabdominal aortic aneurysms. The incidence of early postoperative complications and mortality is significantly reduced compared with traditional surgery, but the efficacy in the medium and long term still needs to be improved.
		                        		
		                        		
		                        		
		                        			Aortic Aneurysm, Abdominal/surgery*
		                        			;
		                        		
		                        			Aortic Aneurysm, Thoracic/surgery*
		                        			;
		                        		
		                        			Blood Vessel Prosthesis Implantation
		                        			;
		                        		
		                        			Endovascular Procedures
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Postoperative Complications/surgery*
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Risk Assessment
		                        			;
		                        		
		                        			Risk Factors
		                        			;
		                        		
		                        			Time Factors
		                        			;
		                        		
		                        			Treatment Outcome
		                        			
		                        		
		                        	
8.Treatment of thoracoabdominal aortic aneurysm by prosthetic vessel replacement under left heart bypass.
Lingjin HUANG ; Wanjun LUO ; Qinghua HU ; Chengliang ZHANG ; Xuliang CHEN ; Guoqiang LIN ; Lian DUAN ; Zhi YE ; E WANG ; Longyan LI
Journal of Central South University(Medical Sciences) 2021;46(4):400-403
		                        		
		                        			OBJECTIVES:
		                        			Thoracoabdominal aortic aneurysm (TAAA) prosthetic vessel replacement is one of the most complex operations in the field of cardiovascular surgery. The key to success of this operation is to prevent and avoid ischemia of important organs while repairing TAAA. This study aims to summarize and analyze the effect of prosthetic vessel replacement under left heart bypass in the treatment of TAAA.
		                        		
		                        			METHODS:
		                        			Data of 15 patients with TAAA who underwent prosthetic vessel replacement under left heart bypass in Xiangya Hospital of Central South University were retrospectively analyzed. According to Crawford classification, there were 2 cases of type I, 8 cases of type II, 3 cases of type III, and 2 cases of type V. There were 14 cases of selective operation and 1 case of emergency operation. All operations were performed under left heart bypass, and cerebrospinal fluid drainage was performed before operation. Left heart bypass was established by intubation of left inferior pulmonary vein and distal abdominal aorta or left femoral artery. The thoracoabdominal aorta was replaced segment by segment. After aortic dissection, the kidneys were perfused with cold crystalloid renal protective solution, and the celiac trunk and superior mesenteric artery were perfused with warm blood.
		                        		
		                        			RESULTS:
		                        			One patient with TAAA after aortic dissection of type A died. During the operation, straight blood vessels were used to repair TAAA, and the celiac artery branches were trimmed into island shape and anastomosed with prosthetic vessels. After the operation, massive bleeding occurred at the anastomotic stoma, then anaphylactic reaction occurred during massive blood transfusion, resulting in death. One patient suffered from paraplegia due to ischemic injury of spinal cord. The other patients recovered well and were discharged. The postoperative ventilation time was (16.5±13.8) h and the postoperative hospital stay was (10±4) d. The amount of red blood cell transfusion was (13±9) U. The patients were followed up for 2 months to 2 years, and the recovery was satisfactory.
		                        		
		                        			CONCLUSIONS
		                        			The effect of prosthetic vessel replacement under left heart bypass in the treatment of TAAA is good, which is worthy of clinical promotion.
		                        		
		                        		
		                        		
		                        			Aneurysm, Dissecting/surgery*
		                        			;
		                        		
		                        			Aortic Aneurysm, Thoracic/surgery*
		                        			;
		                        		
		                        			Blood Vessel Prosthesis Implantation
		                        			;
		                        		
		                        			Heart Bypass, Left
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Postoperative Complications
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Treatment Outcome
		                        			
		                        		
		                        	
9.Risk Factors for Acute Renal Failure after Thoracoabdominal Aortic Aneurysm Surgery.
Ming-Xing MA ; Qian CHANG ; Cun-Tao YU ; Chang SHU ; Xiang-Yang QIAN ; Xiao-Gang SUN ; Bo WEI ; Xiao-Peng HU
Acta Academiae Medicinae Sinicae 2020;42(2):147-153
		                        		
		                        			
		                        			To investigate the risk factors associated with acute renal failure (ARF) after thoracoabdominal aortic aneurysm (TAAA) surgery. A total of 156 patients underwent TAAA repair between January 2009 and December 2017. Renal failure was defined based on the Kidney Disease Improving Global Outcomes criteria. The patients were divided into ARF group and non-ARF group based on the presence/absence of postoperative ARF. The risk factors of ARF were analyzed by univariate analysis and multivariate logistic analysis. The subjects included 111 males and 45 females aged (40.4±10.9) years (range:19-65 years). The surgical reasons included aortic dissection (=130,83.3%),aneurysm (=22,14.1%),and pseudoaneurysm (=4,2.6%). The degrees of repair included Crawford extent I in 6 patients (3.8%),extent Ⅱ in 128 patients (82.1%),extent Ⅲ in 20 patients (12.8%),and extent Ⅳ in 2 patients(1.3%). There were 3 patients presented with aortic rupture and 6 patients received emergent operations. Nine patients (5.8%) died within 30 days after surgery,and 8 patients (5.1%) suffered from permanent paraplegia. Thirty-six patients (23.1%) had ARF after surgery,and 18 of them needed dialysis. Multivariate logistic analysis showed that smoking ( =2.637,95%=1.113-6.250,=0.028),packed red blood cell usage in operation (≥6 U) ( =5.508,95%=2.144-11.930,=0.000),reoperation for bleeding (=3.529,95%=1.298-9.590,=0.013) were independent risk factors for ARF after TAAA repair. Smoking,packed red blood cell usage in operation (≥6 U),reoperation for bleeding are the independent risk factors of ARF after TAAA surgery.
		                        		
		                        		
		                        		
		                        			Acute Kidney Injury
		                        			;
		                        		
		                        			etiology
		                        			;
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Aortic Aneurysm, Thoracic
		                        			;
		                        		
		                        			surgery
		                        			;
		                        		
		                        			Blood Transfusion
		                        			;
		                        		
		                        			Blood Vessel Prosthesis Implantation
		                        			;
		                        		
		                        			adverse effects
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Postoperative Complications
		                        			;
		                        		
		                        			Reoperation
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Risk Factors
		                        			;
		                        		
		                        			Smoking
		                        			;
		                        		
		                        			Treatment Outcome
		                        			;
		                        		
		                        			Young Adult
		                        			
		                        		
		                        	
            
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