Journal of cerebrovascular and endovascular neurosurgery最新文献

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Double-balloon jailing technique with microsnare-guided retrograde exchange for stentless reconstruction of a high-flow vertebrovertebral arteriovenous fistula: A case report and technical note. 双球囊监禁技术与微网引导逆行交换用于无支架重建高流量椎体-椎体动静脉瘘:1例报告和技术说明。
Journal of cerebrovascular and endovascular neurosurgery Pub Date : 2026-09-01 Epub Date: 2026-01-28 DOI: 10.7461/jcen.2026.E2025.10.008
Ryosuke Suzuki, Nobuyuki Shimizu, Yu Iida, Taisuke Akimoto, Jun Suenaga, Yasunobu Nakai, Tetsuya Yamamoto
{"title":"Double-balloon jailing technique with microsnare-guided retrograde exchange for stentless reconstruction of a high-flow vertebrovertebral arteriovenous fistula: A case report and technical note.","authors":"Ryosuke Suzuki, Nobuyuki Shimizu, Yu Iida, Taisuke Akimoto, Jun Suenaga, Yasunobu Nakai, Tetsuya Yamamoto","doi":"10.7461/jcen.2026.E2025.10.008","DOIUrl":"10.7461/jcen.2026.E2025.10.008","url":null,"abstract":"<p><p>We report stentless reconstructive embolization of a high-flow vertebrovertebral arteriovenous fistula using a double-balloon jailing technique with microsnare-guided retrograde exchange. A 70-year-old woman had pulsatile tinnitus and a cervical bruit. Angiography demonstrated a V3-to-suboccipital cavernous sinus fistula with a single short tract, draining into vertebral venous plexuses and via the posterior condylar vein to the sigmoid sinus, without cortical reflux. Targeted embolization was planned by jailing an embolization microcatheter within the tract using arterial and venous balloon microcatheters. Direct transvenous navigation was prevented by septations and high shunt flow; therefore, an arterial microcatheter was advanced antegrade into the internal jugular vein, where it was captured with a microsnare introduced from the venous side, then drawn back as a coupled system to secure venous access. Subsequent inflation of both balloon microcatheters immobilized the embolization microcatheter and enabled dense coil packing. Angiography confirmed complete obliteration which persisted after balloon deflation. Tinnitus resolved immediately, and imaging showed durable occlusion with no recurrence at 5 years. This approach enables reconstructive obliteration of selected high-flow vertebrovertebral arteriovenous fistulas (VVAVFs) without stent implantation, potentially reducing antiplatelet exposure while preserving bailout options. Microsnare-guided retrograde exchange facilitates device delivery in cases of challenging transvenous navigation.</p>","PeriodicalId":94072,"journal":{"name":"Journal of cerebrovascular and endovascular neurosurgery","volume":" ","pages":"291-298"},"PeriodicalIF":0.0,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13631458/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146069416","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Postoperative patient experience following different minimally invasive surgical approaches for unruptured intracranial aneurysms: Superciliary approach versus trans-scalp lateral supraorbital approach. 不同微创手术入路治疗未破裂颅内动脉瘤的术后患者经验:睫状上入路与经头皮外侧眶上入路。
Journal of cerebrovascular and endovascular neurosurgery Pub Date : 2026-09-01 Epub Date: 2026-07-30 DOI: 10.7461/jcen.2026.E2026.06.005
Myungsoo Kim, Jaechan Park, Wonsoo Son, Dong-Hun Kang, Im Hee Shin, Yeon Ran Hong
{"title":"Postoperative patient experience following different minimally invasive surgical approaches for unruptured intracranial aneurysms: Superciliary approach versus trans-scalp lateral supraorbital approach.","authors":"Myungsoo Kim, Jaechan Park, Wonsoo Son, Dong-Hun Kang, Im Hee Shin, Yeon Ran Hong","doi":"10.7461/jcen.2026.E2026.06.005","DOIUrl":"10.7461/jcen.2026.E2026.06.005","url":null,"abstract":"<p><strong>Objective: </strong>This prospective study compared postoperative patient experience between the superciliary approach (supra-eyebrow incision) and the trans-scalp lateral supraorbital approach (scalp incision) for unruptured anterior circulation aneurysms.</p><p><strong>Methods: </strong>Patients (n=111) undergoing a superciliary or trans-scalp lateral supraorbital approach completed a six-item daily Visual Analogue Scale (VAS) symptom questionnaire (wound-related pain, generalized headache, depressed mood, fatigue, decreased appetite, and nausea) and underwent neurological examinations for 5 days postoperatively.</p><p><strong>Results: </strong>Surgical outcomes, including clip placement adequacy and complications, did not differ between groups. On postoperative day (POD) 5, the superciliary group reported significantly less wound-related pain (3.34 vs. 4.70, p=0.003), headache (3.54 vs. 5.16, p=0.001), depressed mood (2.33 vs. 3.44, p=0.018), fatigue (3.11 vs. 4.46, p=0.009), and decreased appetite (3.61 vs. 5.00, p= 0.007) than the trans-scalp group. Stepwise regression identified the trans-scalp approach as a dominant predictor of wound-related pain, headache, depressed mood, and fatigue. Significant mood depression (VAS ≥5) occurred in 10 patients (16.4%) in the superciliary group versus 17 (34.0%) in the trans-scalp group on POD 5, and depressed mood correlated significantly with fatigue, decreased appetite, nausea, and headache.</p><p><strong>Conclusions: </strong>The superciliary approach was associated with less postoperative pain and discomfort than the trans-scalp lateral supraorbital approach in the early period after successful aneurysm clipping. The trans-scalp approach was a dominant determinant of wound-related pain, headache, depressed mood, and fatigue, and depressed mood correlated with other postoperative symptoms in both groups.</p>","PeriodicalId":94072,"journal":{"name":"Journal of cerebrovascular and endovascular neurosurgery","volume":" ","pages":"279-290"},"PeriodicalIF":0.0,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13631455/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148623435","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Noncardiogenic pulmonary edema triggered by acetazolamide, a rare complication of acetazolamide challenge test. 乙酰唑胺诱发的非心源性肺水肿是乙酰唑胺激发试验中一种罕见的并发症。
Journal of cerebrovascular and endovascular neurosurgery Pub Date : 2026-09-01 Epub Date: 2026-04-30 DOI: 10.7461/jcen.2026.E2026.01.002
Seung Jin Lee, Seungnam Son, Jiha Kim
{"title":"Noncardiogenic pulmonary edema triggered by acetazolamide, a rare complication of acetazolamide challenge test.","authors":"Seung Jin Lee, Seungnam Son, Jiha Kim","doi":"10.7461/jcen.2026.E2026.01.002","DOIUrl":"10.7461/jcen.2026.E2026.01.002","url":null,"abstract":"<p><p>The acetazolamide challenge test is frequently performed to evaluate cerebral blood flow and reserve capacity in cerebrovascular disease. Most of its side effects are mild and transient. Acute pulmonary edema (PE) has never been reported to occur after acetazolamide challenge tests. Here, we present a case of acute noncardiogenic PE triggered by an acetazolamide challenge test. A 62-year-old man with carotid artery stenosis underwent an acetazolamide challenge test during an arterial spin labeling (ASL) magnetic resonance (MR) imaging study. The patient showed stable vital signs and no neurologic abnormalities. The patient had no pulmonary or cardiac problems that could induce acute PE. Routine laboratory findings, electrocardiography, and chest X-ray also produced normal findings. An acetazolamide challenge ASL MR study was performed with intravenous administration of 1 g of acetazolamide. Two hours after acetazolamide administration, sudden dyspnea and hypoxemia developed, and chest X-ray and computed tomography revealed diffuse PE. Immediately, the oxygen supply and furosemide treatment were initiated. The following day, the dyspnea and PE improved and the patient recovered completely. To the best of our knowledge, this is the first case report of acute noncardiogenic PE triggered by intravenous acetazolamide administration in an acetazolamide challenge test.</p>","PeriodicalId":94072,"journal":{"name":"Journal of cerebrovascular and endovascular neurosurgery","volume":" ","pages":"305-311"},"PeriodicalIF":0.0,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13631447/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147793188","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Intraoperative ultrasound for localization of a ruptured M2-M3 middle cerebral artery aneurysm with temporal hematoma: A case report. 术中超声定位脑中动脉瘤破裂伴颞叶血肿1例。
Journal of cerebrovascular and endovascular neurosurgery Pub Date : 2026-09-01 Epub Date: 2026-03-30 DOI: 10.7461/jcen.2026.E2025.10.009
Taigen Sase, Kiyotaka Wakatsuki, Gaku Hidaka, Homare Nakamura, Hidetoshi Murata
{"title":"Intraoperative ultrasound for localization of a ruptured M2-M3 middle cerebral artery aneurysm with temporal hematoma: A case report.","authors":"Taigen Sase, Kiyotaka Wakatsuki, Gaku Hidaka, Homare Nakamura, Hidetoshi Murata","doi":"10.7461/jcen.2026.E2025.10.009","DOIUrl":"10.7461/jcen.2026.E2025.10.009","url":null,"abstract":"<p><p>We present a patient who had a ruptured distal middle cerebral artery (MCA) aneurysm at the M2-M3 junction with a temporal lobe hematoma, in which intraoperative ultrasound (iUS) proved critical for real-time aneurysm localization when neuronavigation was compromised by brain shift. An elderly patient with subarachnoid hemorrhage and a large temporal lobe intracerebral hematoma underwent craniotomy, hematoma evacuation, and aneurysm clipping. Preoperative computed tomography angiography (CTA) identified a 5-mm aneurysm at the left M2-M3 junction. During surgery, neuronavigation was initially planned but deemed unreliable after hematoma removal due to brain shift. Instead, iUS was used through the cortical surface to localize the aneurysm and parent vessels in real-time. iUS successfully visualized the aneurysmal sac and inflow vessel within the evacuated hematoma cavity. This allowed the surgical team to safely expose the parent vessel, identify the aneurysm neck, and clip the aneurysm without complications. Postoperative imaging confirmed complete hematoma evacuation and aneurysm obliteration. In patients with deep-seated ruptured distal MCA aneurysm accompanied by intracerebral hematoma, iUS can be a valuable real-time tool for localization when neuronavigation is unreliable, thereby improving surgical precision and safety.</p>","PeriodicalId":94072,"journal":{"name":"Journal of cerebrovascular and endovascular neurosurgery","volume":" ","pages":"299-304"},"PeriodicalIF":0.0,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13631449/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147577314","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Predicting subdural hematoma outcomes as a function of PACE score. 通过PACE评分预测硬膜下血肿结局。
Journal of cerebrovascular and endovascular neurosurgery Pub Date : 2026-09-01 Epub Date: 2026-01-21 DOI: 10.7461/jcen.2026.E2025.10.003
Ryan W Sindewald, Brian R Hirshman, Nicholas S Hernandez, Kiefer J Forseth, Arvin R Wali, Michael G Brandel, Jeffrey S Pannell, Jeffrey A Steinberg, Nikhil K Murthy, Alexander A Khalessi, David R Santiago-Dieppa
{"title":"Predicting subdural hematoma outcomes as a function of PACE score.","authors":"Ryan W Sindewald, Brian R Hirshman, Nicholas S Hernandez, Kiefer J Forseth, Arvin R Wali, Michael G Brandel, Jeffrey S Pannell, Jeffrey A Steinberg, Nikhil K Murthy, Alexander A Khalessi, David R Santiago-Dieppa","doi":"10.7461/jcen.2026.E2025.10.003","DOIUrl":"10.7461/jcen.2026.E2025.10.003","url":null,"abstract":"<p><strong>Objective: </strong>To investigate the relationship between the Patency after Coil Embolization (PACE) score and subdural hematoma resolution as defined by reduction in hematoma cross-sectional area.</p><p><strong>Methods: </strong>Patients with standalone coil middle meningeal artery embolization for subdural hematoma treatment were included in this study. Hematoma cross-sectional area (CSA) of the largest preoperative computed tomography (CT) slice and the corresponding postoperative CT slice, average Hounsfield units, and days between embolization and follow-up were recorded for each patient. A receiver operating characteristic (ROC) curve was used to determine the optimal threshold of hematoma resolution percentage at follow-up to differentiate between PACE score 0 and PACE score 1 embolizations. A multivariate logistic regression model of resolution above the calculated threshold adjusted for follow-up time, initial hematoma CSA, average Hounsfield units, and the PACE score was created.</p><p><strong>Results: </strong>A total of 43 patients with 63 hematomas (20 patients had bilateral hematomas) were included in this study. ROC curve calculated threshold for hematoma resolution was 70.9%. There were univariate statistically significant differences in follow-up time and hematoma size (p=0.021, p=0.006, respectively). In the multivariate model, the PACE score was the only statistically significant predictor of at least 70.9% hematoma resolution at follow-up.</p><p><strong>Conclusions: </strong>The PACE score is the most statistically significant predictor of at least 70.9% hematoma resolution at follow-up.</p>","PeriodicalId":94072,"journal":{"name":"Journal of cerebrovascular and endovascular neurosurgery","volume":" ","pages":"247-254"},"PeriodicalIF":0.0,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13631448/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146004930","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A novel technique for middle meningeal artery embolization with proximal coiling for subdural hematoma: Institutional predictors of surgical requirement and longitudinal outcomes. 硬膜下血肿近端卷绕术的脑膜中动脉栓塞新技术:手术需求和纵向结果的机构预测因素。
Journal of cerebrovascular and endovascular neurosurgery Pub Date : 2026-08-14 DOI: 10.7461/jcen.2026.E2026.06.002
Jeffrey Miller, Frantz Flambert, Marc Babi, Bernard R Bendok
{"title":"A novel technique for middle meningeal artery embolization with proximal coiling for subdural hematoma: Institutional predictors of surgical requirement and longitudinal outcomes.","authors":"Jeffrey Miller, Frantz Flambert, Marc Babi, Bernard R Bendok","doi":"10.7461/jcen.2026.E2026.06.002","DOIUrl":"https://doi.org/10.7461/jcen.2026.E2026.06.002","url":null,"abstract":"<p><strong>Objective: </strong>To evaluate single-operator outcomes of a standardized proximal Middle Meningeal Artery Embolization (MMAE) technique using platinum microcoils across the subdural hematoma (SDH) acuity spectrum, and to identify clinical and anatomical predictors associated with adjunct surgical drainage.</p><p><strong>Methods: </strong>We retrospectively reviewed 100 consecutive adult patients (standalone MMAE: n=53; MMAE with surgical drainage: n=47). Continuous variables were assessed for normality via the Shapiro-Wilk test. Multivariable binomial logistic regression identified independent predictors of surgical requirement. Baseline characteristics, procedural metrics, and 6-month outcomes were stratified by acuity: acute (<3 days; n=19), subacute (3-21 days; n=54), and chronic (>21 days; n=27).</p><p><strong>Results: </strong>Continuous variables exhibited non-normal distributions (p≤0.010); median cohort body mass index (BMI) was 26.6 kg/m² (IQR 22.5-29.8). In multivariable analysis (AUC 0.745), higher BMI (aOR 1.09; 95% CI 1.01-1.17; p=0.028), presentation with headache (aOR 2.86; 95% CI 1.03-7.99; p=0.045), and left-sided hematoma location (aOR 0.31; 95% CI 0.10-0.97; p=0.043) were significant independent predictors of surgical requirement. Technical success was 100%, with zero periprocedural complications and zero surgical re-evacuations at 6 months (0%). Fluoroscopy time (p=0.969) and coil count (p=0.393) were uniform across acuity cohorts.</p><p><strong>Conclusions: </strong>Proximal MMAE with microcoils is safe, highly feasible, and technically consistent across all SDH acuity phases. Although hematoma thickness traditionally guides surgical intervention, elevated BMI, headache presentation, and hemispheric laterality serve as vital independent clinical predictors for adjunct surgical drainage.</p>","PeriodicalId":94072,"journal":{"name":"Journal of cerebrovascular and endovascular neurosurgery","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-08-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148761596","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recurrent nontraumatic acute subdural hematoma secondary to ruptured accessory meningeal artery aneurysm: A case report and literature review. 副脑膜动脉瘤破裂继发非外伤性急性脑膜下血肿1例并文献复习。
Journal of cerebrovascular and endovascular neurosurgery Pub Date : 2026-08-14 DOI: 10.7461/jcen.2026.E2026.07.003
Jen Nee Bong, Teck Cheng Yap, Shze Ee Tan, Muhamad Arif Kamarudin, Jamulis Manuel Christiansen, Jiang Keat Yuen
{"title":"Recurrent nontraumatic acute subdural hematoma secondary to ruptured accessory meningeal artery aneurysm: A case report and literature review.","authors":"Jen Nee Bong, Teck Cheng Yap, Shze Ee Tan, Muhamad Arif Kamarudin, Jamulis Manuel Christiansen, Jiang Keat Yuen","doi":"10.7461/jcen.2026.E2026.07.003","DOIUrl":"https://doi.org/10.7461/jcen.2026.E2026.07.003","url":null,"abstract":"<p><p>Spontaneous acute subdural hematoma (aSDH) is an uncommon neurosurgical emergency, and aneurysms of the accessory meningeal artery (AMA) are an exceptionally rare cause. We report a case of recurrent spontaneous aSDH attributed to rupture of an AMA aneurysm, which was identified as the most likely source of both the initial and recurrent hemorrhages, successfully treated with endovascular embolization. A 36-year-old hypertensive man presented with progressive headache and drowsiness without preceding trauma. Computed tomography (CT) demonstrated a left convexity acute-on-chronic subdural hematoma with significant mass effect, while CT angiography revealed no vascular abnormality. Emergency decompressive craniectomy and hematoma evacuation were performed, but no bleeding source was identified. Although the patient initially recovered well, he developed recurrent aSDH one week later. Digital subtraction angiography (DSA) subsequently identified a saccular aneurysm arising from the accessory meningeal artery. Endovascular coil embolization achieved complete aneurysm occlusion with no further recurrence, and the patient remained neurologically intact. This case highlights that ruptured AMA aneurysms may remain occult despite negative CT angiography and should be considered in unexplained or recurrent nontraumatic aSDH. Early DSA is essential for definitive diagnosis, and prompt endovascular treatment can prevent recurrence and achieve favorable neurological outcomes.</p>","PeriodicalId":94072,"journal":{"name":"Journal of cerebrovascular and endovascular neurosurgery","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-08-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148765898","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Willisian collateral and carotid stenosis during large vessel occlusion stroke: Observations from computed tomography angiography. 大血管闭塞性卒中时的willis侧枝和颈动脉狭窄:来自计算机断层血管造影的观察。
Journal of cerebrovascular and endovascular neurosurgery Pub Date : 2026-08-14 DOI: 10.7461/jcen.2026.E2026.02.004
Ruba Kiwan, Stephen Lownie
{"title":"Willisian collateral and carotid stenosis during large vessel occlusion stroke: Observations from computed tomography angiography.","authors":"Ruba Kiwan, Stephen Lownie","doi":"10.7461/jcen.2026.E2026.02.004","DOIUrl":"https://doi.org/10.7461/jcen.2026.E2026.02.004","url":null,"abstract":"<p><strong>Objective: </strong>The larger (≧1 mm) conducting and distributing arteries to the brain are sources of collateral during acute stroke, and include the cervical carotid, ophthalmic, and Circle of Willis (CoW) vessels. This study assessed their anatomy for relationships with stroke severity in large vessel occlusion (LVO), and with common grading scales of cerebral collateral.</p><p><strong>Methods: </strong>One hundred consecutive endovascular thrombectomy (EVT) patients had imaging measurements made on 16 large (≧1 mm) candidate arteries visualized on axial source computed tomography angiography (CTA). Admission National Institutes of Health Stroke Scale score (NIHSS), Alberta Stroke Program Early CT Score (ASPECTS), and multiphasic CTA collateral scores were used as outcome measures.</p><p><strong>Results: </strong>Ophthalmic arteries show a significant connection with stroke severity and collateral scores. A 1-mm increase in ophthalmic artery diameter leads to a lower NIHSS score of 4.8 points (p<0.008) in multivariable analysis, and 1.53-point increase in ASPECTS (p<0.001). The opposite applies to the contralateral ophthalmic: a 6.3-point higher NIHSS score and 2.6-point drop in ASPECTS.</p><p><strong>Conclusions: </strong>Native collateral and stroke severity scores are significantly affected by ophthalmic artery size.</p>","PeriodicalId":94072,"journal":{"name":"Journal of cerebrovascular and endovascular neurosurgery","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-08-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148766083","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Rebleeding and spontaneous resolution of an initially angiography-negative basilar artery perforator aneurysm: A case report. 血管造影阴性基底动脉穿支动脉瘤再出血和自发性消退1例报告。
Journal of cerebrovascular and endovascular neurosurgery Pub Date : 2026-08-14 DOI: 10.7461/jcen.2026.E2026.06.003
Jun Seok Oh, Jae Hoon Cho, Gi Jeong Park
{"title":"Rebleeding and spontaneous resolution of an initially angiography-negative basilar artery perforator aneurysm: A case report.","authors":"Jun Seok Oh, Jae Hoon Cho, Gi Jeong Park","doi":"10.7461/jcen.2026.E2026.06.003","DOIUrl":"https://doi.org/10.7461/jcen.2026.E2026.06.003","url":null,"abstract":"<p><p>Basilar artery perforator aneurysms (BAPAs) are rare causes of spontaneous subarachnoid hemorrhage and may be occult on initial vascular imaging. We report a 55-year-old woman who presented with headache and was found to have subarachnoid hemorrhage (modified Fisher grade 3, Hunt-Hess grade 2). Initial computed tomography angiography, same-day digital subtraction angiography, and follow-up magnetic resonance angiography on hospital day 4 were negative. On hospital day 6, her mental status deteriorated to stupor, and computed tomography demonstrated a new hemorrhage in the interpeduncular and suprasellar cisterns with hydrocephalus, suggesting rebleeding. Emergency repeat digital subtraction angiography demonstrated a small aneurysmal lesion with pseudoaneurysm-like morphology arising from a left basilar artery perforator. Endovascular treatment, including stenting, was considered; however, conservative management was chosen because of concerns regarding thromboembolic events and perforator infarction. External ventricular drainage was performed, and conservative management was continued. Her mental status gradually improved, and follow-up digital subtraction angiography performed 6 and 18 days after lesion identification demonstrated complete disappearance of the lesion. Follow-up magnetic resonance angiography at 4 months and 1 year after discharge revealed no recurrence. This case highlights that repeat angiography should be considered in initially angiography-negative subarachnoid hemorrhage and that carefully selected basilar perforator lesions may resolve with close conservative management, even after rebleeding.</p>","PeriodicalId":94072,"journal":{"name":"Journal of cerebrovascular and endovascular neurosurgery","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-08-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148763031","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Anterior cerebral artery occlusion mimicking MCA syndrome: A rare case of supplementary motor area syndrome due to thromboembolism. 模拟MCA综合征的大脑前动脉闭塞:一例罕见的由血栓栓塞引起的辅助运动区综合征。
Journal of cerebrovascular and endovascular neurosurgery Pub Date : 2026-07-30 DOI: 10.7461/jcen.2026.E2026.03.004
Miguel Tusa Lavieri, Nicholas Lam, Je Yeong Sone, Ahmed Mansi, Zhe Wang, Franco Campanella, William Ares
{"title":"Anterior cerebral artery occlusion mimicking MCA syndrome: A rare case of supplementary motor area syndrome due to thromboembolism.","authors":"Miguel Tusa Lavieri, Nicholas Lam, Je Yeong Sone, Ahmed Mansi, Zhe Wang, Franco Campanella, William Ares","doi":"10.7461/jcen.2026.E2026.03.004","DOIUrl":"https://doi.org/10.7461/jcen.2026.E2026.03.004","url":null,"abstract":"<p><p>Infarcts within the anterior cerebral artery (ACA) territory are uncommon, representing only 3-5% of all ischemic strokes. Infarcts within this area may closely mimic middle cerebral artery (MCA) syndromes due to overlapping clinical presentations such as contralateral hemiparesis and language impairment, leading to diagnosis uncertainty and delays in recognition of ACA involvement. Accurate and prompt identification of the correct clinical syndrome and vascular territories is essential for guiding timely reperfusion therapy. In this report, we present a 73-year-old right-handed male presenting with non-fluent aphasia and dense right-sided hemiparesis in the setting of mechanical rescue thrombectomy. This case illustrates the diagnostic challenges of atypical stroke presentations involving the ACA territory and highlights the precise clinical-radiographic correlation in identifying the affected vascular territory.</p>","PeriodicalId":94072,"journal":{"name":"Journal of cerebrovascular and endovascular neurosurgery","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-07-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148623386","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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