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  • 1
    Online Resource
    Online Resource
    S. Karger AG ; 2020
    In:  Cerebrovascular Diseases Vol. 49, No. 2 ( 2020), p. 200-205
    In: Cerebrovascular Diseases, S. Karger AG, Vol. 49, No. 2 ( 2020), p. 200-205
    Abstract: 〈 b 〉 〈 i 〉 Background: 〈 /i 〉 〈 /b 〉 Adequate collateral circulation improves the clinical outcome of ischemic stroke patients. We evaluated the influence of ipsilateral carotid stenosis on intracranial collateral circulation in acute stroke patients. 〈 b 〉 〈 i 〉 Methods: 〈 /i 〉 〈 /b 〉 We collected the data of 385 consecutive acute stroke patients who underwent mechanical thrombectomy after multimodal computed tomography (CT) imaging in a single high-volume stroke center. Patients with occlusion of the first segment (M1) segment of the middle cerebral artery were included. We recorded baseline clinical, laboratory, procedural, and imaging variables and technical, imaging, and clinical outcomes. The effect of carotid stenosis on intracranial collateral circulation was studied with appropriate statistical tests and ordinal regression analysis. 〈 b 〉 〈 i 〉 Results: 〈 /i 〉 〈 /b 〉 Fifty out of the 247 patients eligible for analysis had severe ipsilateral carotid stenosis (≥75%). These patients were 4-times more likely to have very good intracranial collaterals (Collateral Score 3–4, 〈 i 〉 p 〈 /i 〉 = 0.001) than the nonstenotic and slightly stenotic ( & #x3c;75%) patients. The severely stenotic patients had a longer mean operation time (41 vs. 29 min to reperfusion, respectively, 〈 i 〉 p 〈 /i 〉 = 0.001). Nevertheless, 54% of severely stenotic patients had good 3-month clinical outcome (modified Rankin Scale ≤2) with no significant difference between the 2 groups. 〈 b 〉 〈 i 〉 Conclusions: 〈 /i 〉 〈 /b 〉 Carotid artery stenosis of over 75% of vessel diameter was associated with better intracranial collateral circulation of patients with acute ischemic stroke. This did not significantly change the 3-month clinical outcome.
    Type of Medium: Online Resource
    ISSN: 1015-9770 , 1421-9786
    Language: English
    Publisher: S. Karger AG
    Publication Date: 2020
    detail.hit.zdb_id: 1482069-9
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  • 2
    In: Scientific Reports, Springer Science and Business Media LLC, Vol. 9, No. 1 ( 2019-06-20)
    Abstract: Traumatic spinal cord injury has dramatic consequences and a huge social impact. We propose a new mouse model of spinal trauma that induces a complete paralysis of hindlimbs, still observable 30 days after injury. The contusion, performed without laminectomy and deriving from the pressure exerted directly on the bone, mimics more closely many features of spinal injury in humans. Spinal cord was injured at thoracic level 10 (T10) in adult anesthetized female CD1 mice, mounted on stereotaxic apparatus and connected to a precision impactor device. Following severe injury, we evaluated motor and sensory functions, and histological/morphological features of spinal tissue at different time points. Moreover, we studied the effects of early and subchronic administration of Docosahexaenoic acid, investigating functional responses, structural changes proximal and distal to the lesion in primary and secondary injury phases, proteome modulation in injured spinal cord. Docosahexaenoic acid was able i) to restore behavioural responses and ii) to induce pro-regenerative effects and neuroprotective action against demyelination, apoptosis and neuroinflammation. Considering the urgent health challenge represented by spinal injury, this new and reliable mouse model together with the positive effects of docosahexaenoic acid provide important translational implications for promising therapeutic approaches for spinal cord injuries.
    Type of Medium: Online Resource
    ISSN: 2045-2322
    Language: English
    Publisher: Springer Science and Business Media LLC
    Publication Date: 2019
    detail.hit.zdb_id: 2615211-3
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  • 3
    In: European Journal of Vascular and Endovascular Surgery, Elsevier BV, Vol. 65, No. 3 ( 2023-03), p. 339-345
    Type of Medium: Online Resource
    ISSN: 1078-5884
    RVK:
    Language: English
    Publisher: Elsevier BV
    Publication Date: 2023
    detail.hit.zdb_id: 2005354-X
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  • 4
    Online Resource
    Online Resource
    Springer Science and Business Media LLC ; 2017
    In:  CardioVascular and Interventional Radiology Vol. 40, No. 4 ( 2017-4), p. 502-509
    In: CardioVascular and Interventional Radiology, Springer Science and Business Media LLC, Vol. 40, No. 4 ( 2017-4), p. 502-509
    Type of Medium: Online Resource
    ISSN: 0174-1551 , 1432-086X
    Language: English
    Publisher: Springer Science and Business Media LLC
    Publication Date: 2017
    detail.hit.zdb_id: 1458490-6
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  • 5
    Online Resource
    Online Resource
    Elsevier BV ; 2021
    In:  Journal of Vascular Surgery Vol. 74, No. 5 ( 2021-11), p. 1651-1658.e1
    In: Journal of Vascular Surgery, Elsevier BV, Vol. 74, No. 5 ( 2021-11), p. 1651-1658.e1
    Type of Medium: Online Resource
    ISSN: 0741-5214
    Language: English
    Publisher: Elsevier BV
    Publication Date: 2021
    detail.hit.zdb_id: 1492043-8
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  • 6
    In: Journal of NeuroInterventional Surgery, BMJ, Vol. 9, No. 7 ( 2017-07), p. 644-649
    Abstract: Mechanical thrombectomy (MT) is a proven method to treat large vessel occlusions in acute anterior circulation stroke. We compared the technical, imaging, and clinical outcomes of MT performed with either TREVO or Capture LP devices. Methods There were 42 and 43 patients in the TREVO and Capture LP groups, respectively. Baseline variables, technical outcome (Thrombolysis In Cerebral Infarction, TICI), 24 hours imaging outcome, and 3-month clinical outcome (modified Rankin Scale, mRS) were prospectively recorded. The patients were stratified according to clot location, groups compared, and logistic regression models devised to study the effect of device selection on the clinical outcome. Results The technical success rates were equal in both proximal (internal carotid artery and proximal M1 segment) and distal occlusions (distal M1 and M2 segments). The proportion of TICI 2b or 3 was 96% and 87% with TREVO and 87% and 89% with Capture LP (p=0.25 and p=0.80, respectively). Device selection did not significantly predict good clinical outcome (mRS ≤2) in either proximal or distal occlusions. In multivariate analysis, selecting Capture LP borderline significantly increased the odds of an excellent outcome close to sixfold both in proximal and distal occlusions (OR 6.7, 95% CI 0.82 to 53.7, p=0.08 and OR 5.7, 95% CI 0.88 to 37.8, p=0.07, respectively). Conclusions TREVO and Capture LP perform equally well in proximal and distal occlusions in the anterior circulation when technical and good clinical outcome are considered. Capture LP may have a small advantage in reaching mRS ≤1 at 3 months. However, this needs to be confirmed in a randomized study.
    Type of Medium: Online Resource
    ISSN: 1759-8478 , 1759-8486
    Language: English
    Publisher: BMJ
    Publication Date: 2017
    detail.hit.zdb_id: 2506028-4
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  • 7
    Online Resource
    Online Resource
    S. Karger AG ; 2020
    In:  Cerebrovascular Diseases Extra Vol. 10, No. 3 ( 2020-10-22), p. 139-147
    In: Cerebrovascular Diseases Extra, S. Karger AG, Vol. 10, No. 3 ( 2020-10-22), p. 139-147
    Abstract: 〈 b 〉 〈 i 〉 Background and Purpose: 〈 /i 〉 〈 /b 〉 Anemia predicts poor clinical outcome of ischemic stroke in the general stroke population. We studied whether this applies to those treated with mechanical thrombectomy for proximal anterior circulation occlusion in the setting of differing collateral circulation. 〈 b 〉 〈 i 〉 Methods: 〈 /i 〉 〈 /b 〉 We collected the data of 347 consecutive anterior circulation stroke patients who underwent mechanical thrombectomy after multimodal CT imaging in a single tertiary stroke care center. Patients with occlusion of the internal carotid artery and/or the first segment of the middle cerebral artery were included. We recorded baseline clinical, laboratory, procedural, and imaging variables, and the technical, imaging, and clinical outcomes. Differences between anemic and nonanemic patients were studied with appropriate statistical tests and binary logistic regression analysis. 〈 b 〉 〈 i 〉 Results: 〈 /i 〉 〈 /b 〉 Ninety-four out of the 285 patients eligible for analysis had anemia, and 243 had fair or good collateral circulation (collateral score, CS, & #x3e;0). Fifty-four percent of the patients experienced good 3-month clinical outcome (modified Rankin Scale ≤2). In pooled analyses of the CS 1–4 and 2–4 ranges, nonanemic patients had good clinical outcome significantly more often ( 〈 i 〉 p 〈 /i 〉 & #x3c; 0.001 for both). This effect was not seen in patients with poor collateral circulation (CS = 0). Nonanemic patients had significantly better odds of good clinical outcome (OR = 2.6, 95% CI 1.377–5.030, 〈 i 〉 p 〈 /i 〉 = 0.004) in a binary regression model. A 0.1 g/dL increase in hemoglobin improved the odds of good clinical outcome by 2% (OR = 1.02, 95% CI 1.002–1.044, 〈 i 〉 p 〈 /i 〉 = 0.03). 〈 b 〉 〈 i 〉 Conclusions: 〈 /i 〉 〈 /b 〉 Low hemoglobin on admission predicts poor clinical outcome in mechanical thrombectomy patients with fair or good collateral circulation.
    Type of Medium: Online Resource
    ISSN: 1664-5456
    Language: English
    Publisher: S. Karger AG
    Publication Date: 2020
    detail.hit.zdb_id: 2651613-5
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  • 8
    Online Resource
    Online Resource
    SAGE Publications ; 2023
    In:  Vascular
    In: Vascular, SAGE Publications
    Abstract: There is no strong evidence to support or reject the use of patch angioplasty (PA) after femoral endarterectomy (FE). The current study aimed to assess early postoperative complications and compare primary patency (PP) rates after FE in patients treated with PA versus direct closure (DC). Methods This is a retrospective study of patients admitted during 06/2002–07/2017 with signs and symptoms of chronic lower limb ischemia (Rutherford categories 2–6). Patients with angiographically confirmed stenoses or occlusions of the common femoral arteries (CFAs) and managed with FE with or without PA were included in the study. Early postoperative wound complications were assessed. The PP analysis was based on imaging-confirmed data. The impact of PA on the patency was evaluated in a confounder-adjusted Cox regression model. PP rates were compared with log-rank between the PA and DC groups using Kaplan–Meier survival analysis in the propensity score-matched (PSM) cohorts. Results A total of 295 primary FEs were identified. The patients’ median age was 75 years. A total of 210 patients were managed with PA and 85 with DC. Altogether, 38 (12.9%) local wound complications were registered, 15 (5.1%) of which required re-interventions. There were 9 (3.2%) cases of deep wound infection, 20 (7.0%) seromas, and 11 (3.9%) cases of major bleeding, with no significant difference between the PA and DC groups. All of the infected patches were made of synthetic material, and 83% of them were removed. The PP analysis was performed on 50 PSM patient pairs with a median age of 74 years. The median imaging-confirmed follow-up lengths were 77 months (IQR = 47 months) for the PA patients and 27 months (IQR = 64 months) for the DC patients. The preoperative median diameter of the CFA was 8.8 mm (IQR = 3.4). The 5 year primary patency rates of CFAs with a minimum diameter of 5.5 mm managed with PA or DC exceeded 91%, p 〉 0.05. Female sex was associated with the loss of PP, odds ratio 4.17, p = 0.046. Conclusions Wound complications after FE with or without patching are not uncommon and often lead to reoperations. The PP rates of CFAs with a minimum diameter of 5.5 mm and accomplished with or without patching are comparable. Female sex is associated with the loss of patency.
    Type of Medium: Online Resource
    ISSN: 1708-5381 , 1708-539X
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2023
    detail.hit.zdb_id: 2143006-8
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  • 9
    Online Resource
    Online Resource
    Elsevier BV ; 2020
    In:  Journal of Vascular Surgery Vol. 71, No. 4 ( 2020-04), p. 1169-1178.e5
    In: Journal of Vascular Surgery, Elsevier BV, Vol. 71, No. 4 ( 2020-04), p. 1169-1178.e5
    Type of Medium: Online Resource
    ISSN: 0741-5214
    Language: English
    Publisher: Elsevier BV
    Publication Date: 2020
    detail.hit.zdb_id: 1492043-8
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  • 10
    Online Resource
    Online Resource
    Springer Science and Business Media LLC ; 2021
    In:  CardioVascular and Interventional Radiology Vol. 44, No. 4 ( 2021-04), p. 580-586
    In: CardioVascular and Interventional Radiology, Springer Science and Business Media LLC, Vol. 44, No. 4 ( 2021-04), p. 580-586
    Abstract: Mechanical thrombectomy (MT) is the first-line treatment in acute stroke patients presenting with large vessel occlusion (LVO). The efficacy of intravenous thrombolysis (IVT) prior to MT is being contested. The objective of this study was to evaluate the efficacy of MT without IVT in patients with no contraindications to IVT presenting directly to a tertiary stroke center with acute anterior circulation LVO. Materials and Methods We collected the data of 106 acute stroke patients who underwent MT in a single high-volume stroke center. Patients with anterior circulation LVO eligible for IVT and directly admitted to our institution who subsequently underwent MT were included. We recorded baseline clinical, laboratory, procedural, and imaging variables and technical, imaging, and clinical outcomes. The effect of intravenous thrombolysis on 3-month clinical outcome (mRS) was analyzed with univariate tests and binary and ordinal logistic regression analysis. Results Fifty-eight out of the 106 patients received IVT + MT. These patients had 2.6-fold higher odds of poorer clinical outcome in mRS shift analysis ( p  = 0.01) compared to MT-only patients who had excellent 3-month clinical outcome (mRS 0–1) three times more often ( p  = 0.009). There were no significant differences between the groups in process times, mTICI, or number of hemorrhagic complications. A trend of less distal embolization and higher number of device passes was observed among the MT-only patients. Conclusions MT without prior IVT was associated with an improved overall three-month clinical outcome in acute anterior circulation LVO patients.
    Type of Medium: Online Resource
    ISSN: 0174-1551 , 1432-086X
    Language: English
    Publisher: Springer Science and Business Media LLC
    Publication Date: 2021
    detail.hit.zdb_id: 1458490-6
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