scholarly journals Treatment of Nonvariceal Gastrointestinal Hemorrhage by Transcatheter Embolization

2013 ◽  
Vol 2013 ◽  
pp. 1-7 ◽  
Author(s):  
Muhammad Ali ◽  
Tanveer Ul Haq ◽  
Basit Salam ◽  
Madiha Beg ◽  
Raza Sayani ◽  
...  
Keyword(s):  
Gastrointestinal Hemorrhage ◽  
Clinical Success ◽  
Clinical Success Rate ◽  
Transcatheter Embolization ◽  
Bowel Ischemia ◽  
Technical Success ◽  
Lower Gastrointestinal Hemorrhage ◽  
Mesenteric Angiography ◽  
Upper Gastrointestinal ◽  
Mesenteric Arteriography

Purpose. To investigate the sensitivity of mesenteric angiography, technical success of hemostasis, clinical success rate, and complications of transcatheter embolization for the treatment of acute nonvariceal gastrointestinal hemorrhage.Material and Methods. A retrospective review of 200 consecutive patients who underwent mesenteric arteriography for acute nonvariceal gastrointestinal hemorrhage between February 2004 and February 2011 was done.Results. Of 200 angiographic studies, 114 correctly revealed the bleeding site with mesenteric angiography. 47 (41%) patients had upper gastrointestinal hemorrhage and 67 (59%) patients had lower gastrointestinal hemorrhage. Out of these 114, in 112 patients (98%) technical success was achieved with immediate cessation of bleeding. 81 patients could be followed for one month. Clinical success was achieved in 72 out of these 81 patients (89%). Seven patients rebled. 2 patients developed bowel ischemia. Four patients underwent surgery for bowel ischemia or rebleeding.Conclusion. The use of therapeutic transcatheter embolization for treatment of acute gastrointestinal hemorrhage is highly successful and relatively safe with 98% technical success and 2.4% postembolization ischemia in our series. In 89% of cases it was definitive without any further intervention.

scholarly journals Long-Term Management of Recurrent Cholecystitis after Initial Conservative Treatment: Endoscopic Transpapillary Gallbladder Stenting

2018 ◽  
Vol 2018 ◽  
pp. 1-7
Author(s):  
Hideki Kamada ◽  
Hideki Kobara ◽  
Naohito Uchida ◽  
Kiyohito Kato ◽  
Takayuki Fujimori ◽  
...  
Keyword(s):  
High Risk ◽  
Acute Cholecystitis ◽  
Success Rate ◽  
Clinical Success ◽  
Clinical Success Rate ◽  
Technical Success ◽  
Technical Success Rate ◽  
High Risk Patients ◽  
Risk Patients

Background. Endoscopic transpapillary gallbladder stenting (ETGBS) is an effective procedure for treating high-risk patients with acute cholecystitis and severe comorbidities. However, the efficacy of ETGBS for recurrent cholecystitis (RC) remains unclear. This study aimed to explore its efficacy in patients with RC for whom cholecystectomy is contraindicated because of its high surgical risk.Methods. Data on 19 high-risk patients who had undergone ETGBS for RC after initial conservative therapy in our institution between June 2006 and May 2012 were retrospectively examined. The primary outcome was the clinical success rate, which was defined as no recurrences of acute cholecystitis after ETGBS until death or the end of the follow-up period. Secondary outcomes were technical success rate and adverse events (AEs).Results. The clinical success rate of ETGBS was 100%, the technical success rate 94.7%, and AE rate 5%: one patient developed procedure-related mild acute pancreatitis. The clinical courses of all patients were as follows: four died of nonbiliary disease, and the remaining 15 were subsequently treated conservatively. The median duration of follow-up was 14.95 months (range 3–42 months).Conclusions. ETGBS is an effective alternative for managing RC in high-risk patients with severe comorbidities.

scholarly journals Renal artery embolization for iatrogenic renal vascular injuries management: 5 years’ experience

2020 ◽  
Vol 93 (1106) ◽  
pp. 20190256 ◽  
Author(s):  
Andrea Contegiacomo ◽  
Enrico Maria Amodeo ◽  
Alessandro Cina ◽  
Carmine Di stasi ◽  
Roberto Iezzi ◽  
...  
Keyword(s):  
Serum Creatinine ◽  
Renal Artery ◽  
Clinical Success ◽  
Clinical Success Rate ◽  
Vascular Injuries ◽  
Technical Success ◽  
Artery Embolization ◽  
Renal Artery Embolization ◽  
Embolic Materials ◽  
Renal Vascular

Objective: Evaluate the efficacy and safety of renal artery embolization (RAE) for iatrogenic renal vascular injuries (IRVI) management at Fondazione Policlinico Universitario "A. Gemelli" IRCCS, in the last 5 years. Methods: Retrospective analysis of all RAE procedures performed from January 2013 to December 2017. Patients-related (age, sex, vascular variants, hemoglobin and serum creatinine), IRVI-related (type and vascular level of IRVI, presence and extension of hematoma), management-related (temporal interval between diagnostic imaging and RAE) and procedure-related (embolic materials, technical success, clinical success and complications) parameters were evaluated. Results: 28 RAE procedures performed on 28 patients (21 males; 7 females) were included. 19/28 patients had pseudoaneurysm, 7/28 active bleeding and 1/28 arteriovenous fistula; 4/28 patients had a combination of 2 IRVI. The extent of perirenal hematoma showed correlation with the cause of IRVI (p = 0.028). Technical success was achieved in all patients whereas clinical success in 25/28 (89.3%), with 3 patients requiring re-treatment. Minor complications were observed during 2/28 (7.1%) endovascular procedures. No major complications occurred. A longer procedural time was observed in patients with lower pre-procedural levels of hemoglobin (p = 0.016). No differences were found in mean serum creatinine (p = 0.23) before and immediately after treatment, while values of creatinine at 1 week from the procedure were significantly lower (p = 0.04). Conclusion: RAE is safe and effective for the management of iatrogenic IRVI showing high technical and clinical success rate and low complication rate. Advances in knowledge: Low pre-procedural hemoglobin levels increase procedural duration time. Glue alone or in combination with other materials is as safe as coils.

scholarly journals Endoscopic Self-Expandable Metallic Stent Insertion without Fluoroscopic Guidance Is Feasible and Safe for Acute Colonic Obstruction Caused by Colorectal Cancer

2020 ◽  
Vol 2020 ◽  
pp. 1-5
Author(s):  
Yadong Feng ◽  
Qian Yu ◽  
Ming Li ◽  
Wei Xu ◽  
Ye Zhu ◽  
...  
Keyword(s):  
Success Rate ◽  
Clinical Success ◽  
Colonic Obstruction ◽  
Clinical Success Rate ◽  
Metallic Stent ◽  
Fluoroscopic Guidance ◽  
Procedure Time ◽  
Technical Success ◽  
Short Term ◽  
Expandable Metallic Stent

Aims. Endoscopic self-expandable metallic stent (SEMS) insertion for acute colonic obstruction caused by colorectal cancer (CRC) is always performed under fluoroscopic guidance. This study evaluated the feasibility and safety of an endoscopic stenting procedure without fluoroscopic guidance. Methods. A total of 36 patients with an acute colonic obstruction caused by CRC underwent endoscopic SEMS insertion using a colonoscope without fluoroscopic guidance, followed by analyses of the technical and clinical success and short-term complications. Results. Total technical success rate and clinical success rate were 91.7% and 86.1%, respectively. The mean procedure time was 21.2±10.3 minutes. There was no stent dislodgement. One case of hematochezia and two cases of tenesmus occurred in patients with left-sided complete obstructions. No other short-term complications occurred. Procedure time, technical success, and clinical success rate were 16.3±9.4 minutes, 93.1%, and 89.6% for left-sided obstructions, respectively, and were 26.8±10.7 minutes, 85.7%, and 71.4% for right-sided obstructions, respectively. For complete obstructions, procedure time, technical success, and clinical success rate were 22.5±8.9 minutes, 90%, and 83.3%, respectively. In the incomplete cases, procedure time, technical success, and clinical success were 13.5±6.7 minutes, 100%, and 100%, respectively. Technical success, clinical success, and short-term complications were not differed between lesion locations and degrees. Conclusions. This simple technique is feasible and safe for palliation of acute colonic obstruction caused by CRC.

scholarly journals Effectiveness of TC-325 (Hemospray) for treatment of diffuse or refractory upper gastrointestinal bleeding – a single center experience

2017 ◽  
Vol 05 (11) ◽  
pp. E1159-E1164 ◽  
Author(s):  
Oscar Cahyadi ◽  
Markus Bauder ◽  
Benjamin Meier ◽  
Karel Caca ◽  
Arthur Schmidt
Keyword(s):  
Gastrointestinal Bleeding ◽  
Salvage Therapy ◽  
Upper Gastrointestinal Bleeding ◽  
Clinical Success ◽  
Treatment Algorithm ◽  
Endoscopic Hemostasis ◽  
Ulcer Bleeding ◽  
Recurrent Bleeding ◽  
Technical Success ◽  
Upper Gastrointestinal

Abstract Background and study aims TC-325 (Hemospray, Cook Medical) is a powder agent for endoscopic hemostasis in patients with upper gastrointestinal bleeding (UGIB). Although most publications are based on case-reports and retrospective studies, data on efficacy are promising. Here we report our experience with TC-325 for diffuse or refractory UGIB. Patients and methods Data on patients receiving TC-325 for endoscopic hemostasis from November 2013 to February 2017 at our center were analyzed retrospectively. Primary endpoints were technical success (successful immediate hemostasis) and clinical success (effective hemostasis and no recurrent bleeding). Secondary endpoints were recurrent bleeding within 3 and 7 days, hospital mortality and TC-325 associated complications. TC-325 was used for bleeding not amenable to standard endoscopic treatment (e. g. diffuse bleeding) or as salvage therapy after failure of conventional methods Results Fifty-two patients received TC-325 treatment. Most of the patients were treated for peptic ulcer bleeding (18/52 patients, 34.6 %) and post-interventional bleeding (13/52 patients, 25 %). Hemospray was used in 23/52 (44.2 %) patients as monotherapy and in 29/52 (55.8 %) patients as a salvage therapy. Application of the powder on the bleeding source was successful in all patients with no therapy-related adverse events (AEs). Immediate hemostasis was achieved in 51/52 (98.1 %) patients. Recurrent bleeding within 3 and 7 days was observed in 22/51 and 25/51 patients respectively (43.1 % and 49 %). The overall clinical success was 56.9 % on day 3 and 51 % on day 7. Total mortality was 15.4 % (8 patients), bleeding associated mortality was 3.8 % (2 patients). There were no therapy-related AEs. Conclusions TC-325 showed a high technical success rate as monotherapy for bleeding sources not amenable to standard methods or as an “add-on” therapy after unsuccessful hemostasis. However, rebleeding was frequent in this cohort and further studies are warranted to exactly define a treatment algorithm for TC-325 use.

Efficacy and safety of over-the-scope clips for gastrointestinal bleeding: a systematic review and meta-analysis

Endoscopy ◽  
2019 ◽  
Vol 51 (10) ◽  
pp. 941-949 ◽  
Author(s):  
Viveksandeep Thoguluva Chandrasekar ◽  
Madhav Desai ◽  
Muhammad Aziz ◽  
Harsh K. Patel ◽  
Venkata Subhash Gorrepati ◽  
...  
Keyword(s):  
Systematic Review ◽  
Large Scale ◽  
Clinical Success ◽  
Meta Analysis ◽  
Clinical Success Rate ◽  
Line Treatment ◽  
Gi Bleeding ◽  
Technical Success ◽  
Primary Hemostasis

Background The over-the-scope clip (OTSC) has been increasingly utilized for the management of gastrointestinal (GI) bleeding. Limited efficacy data are currently available from large-scale studies. Methods An electronic database search was conducted for eligible articles using OTSCs for hemostasis in GI bleeding. The primary outcome was the rate of definitive hemostasis after primary hemostasis and without rebleeding at follow-up. Secondary outcomes were: primary technical success, primary clinical success, rebleeding, and failure rates. Pooled rates were expressed as proportions of patients with events over total patients, 95 % confidence limits (CI) with heterogeneity, and P values of < 0.05 for significance. Results A total of 21 studies (n = 851) were analyzed (62.2 % males), with a median patient age of 69.7 years. The definitive hemostasis rate was 87.8 % (95 %CI 83.7 % – 92 %) after a median follow-up of 56 days. The OTSC was successfully deployed in 97.8 % of patients (95 %CI 96.7 % – 98.9 %) and the primary clinical success rate was 96.6 % (95 %CI 95.1 % – 98.2 %). Rebleeding was seen in 10.3 % of patients (95 %CI 6.5 % – 14.1 %). The failure rate of OTSCs was 9 % (95 %CI 5.2 % – 12.8 %) when used as first-line treatment and 26 % (95 %CI 16.1 % – 36.0 %) when used as second-line treatment. Conclusion This systematic review showed high rates of definitive hemostasis, technical success, and clinical success, along with low rebleeding rates when OTSCs were used for the treatment of GI bleeding. The lack of randomized controlled trials of OTSC vs. other therapies makes comparison with conventional treatment difficult.

scholarly journals Outcomes of Endovascular Therapy for Salvage of Hemodialysis Arteriovenous Fistulae

2021 ◽  
Author(s):  
Nishtha Yadav ◽  
Shivanand Gamanagatti ◽  
Raju Sharma ◽  
Sanjay Kumar Aggarwal ◽  
V K Bansal ◽  
...  
Keyword(s):  
Success Rate ◽  
Endovascular Therapy ◽  
Complication Rate ◽  
Clinical Success ◽  
Clinical Signs ◽  
Clinical Success Rate ◽  
Low Flow ◽  
Endovascular Management ◽  
Technical Success ◽  
Arteriovenous Fistulae

Abstract Introduction Arteriovenous fistulae (AVF) for hemodialysis (HD) are prone to development of multiple complications, which can lead to nonfunctioning of the fistula. We report outcomes of endovascular management for dysfunctional HD AVF. Materials and Methods In this prospective study, patients (43 men, 28 women, mean age 47.4 years) with clinical signs and symptoms of dysfunctional HD AVF and referred to interventional radiology for endovascular management were included. The most common clinical presentation included low flows during hemodialysis (n = 20), absent flow (n = 37), and failure of fistula maturation (n = 14). Patients with central venous obstruction who presented with limb swelling were excluded from this study. Patients underwent venography, venoplasty and thrombectomy, as appropriate, to salvage the fistula. The study outcomes were technical success, hemodynamic success, and clinical success of endovascular therapies in salvaging the fistulae. Results The technical, hemodynamic and clinical success rates of endovascular therapy for low-flow symptoms were 95%, 70% and 95%, respectively. Among patients who presented with absent flow, endovascular therapy had 81% technical success, 78.3% hemodynamic success, and 81% clinical success. Endovascular therapy was associated with 64.2% technical success, 57.1% hemodynamic success, and 64.2% clinical success in patients presenting with failed maturation of the fistula. The overall clinical success rate was 58/71 (81.7%) and failure rate was 13/71 (18.3%). The overall complication rate of endovascular therapy was 8.4% and the complications included vein rupture in 5 (7%) and balloon rupture in 1 (1.4%). Conclusion Endovascular therapy for salvage of nonfunctioning hemodialysis AVF is associated with a high-clinical success rate (81.7%) and low-complication rate.

Safety and efficacy of the use of lumen-apposing metal stents in the management of postoperative fluid collections: a large, international, multicenter study

Endoscopy ◽  
2019 ◽  
Vol 51 (08) ◽  
pp. 715-721
Author(s):  
Juliana Yang ◽  
Jeremy H. Kaplan ◽  
Amrita Sethi ◽  
Enad Dawod ◽  
Reem Z. Sharaiha ◽  
...  
Keyword(s):  
Adverse Events ◽  
Clinical Success ◽  
Clinical Success Rate ◽  
Metal Stents ◽  
Technical Success ◽  
Common Etiology ◽  
Feasible Alternative ◽  
International Multicenter Study ◽  
Fluid Collections ◽  
International Multicenter

Abstract Background Multiple studies have examined the use of lumen-apposing metal stents (LAMSs) for the drainage of peripancreatic fluid collections. Data on the use of LAMSs for postoperative fluid collections (POFCs) are scarce. POFCs may lead to severe complications without appropriate treatment. We aimed to study the outcomes (technical success, clinical success, rate/severity of adverse events, length of stay, recurrence) of the use of LAMSs for the drainage of POFCs. Methods This international, multicenter, retrospective study involved 19 centers between January 2012 and October 2017. The primary outcome was clinical success. Secondary outcomes included technical success and rate/severity of adverse events using the ASGE lexicon. Results A total of 62 patients were included during the study period. The most common etiology of the POFCs was distal pancreatectomy (46.8 %). The mean (standard deviation) diameter was 84.5 mm (30.7 mm). The most common indication for drainage was infection (48.4 %) and transgastric drainage was the most common approach (82.3 %). Technical success was achieved in 60/62 patients (96.8 %) and clinical success in 57/62 patients (91.9 %) during a median (interquartile range) follow-up of 231 days (90 – 300 days). Percutaneous drainage was needed in 8.1 % of patients. Adverse events occurred intraoperatively in 1/62 patients (1.6 %) and postoperatively in 7/62 (11.3 %). There was no procedure-related mortality. Conclusion This is the largest study on the use of LAMSs for POFCs. It suggests good clinical efficacy and safety of this approach. The use of LAMSs in the management of POFCs is a feasible alternative to percutaneous and surgical drainage.

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