1.Minimally invasive surgery for diverticulitis:a single-center retrospective study in the United States focusing on splenic flexure mobilization in elective sigmoid colectomy
William N. DOYLE JR ; Ashley J. ALDEN ; Jetsen A. RODRIGUEZ-SILVA ; Jin KIM ; Sharan POONJA ; Melissa A. KENDALL ; Kaylee SMITH ; Carolina MARTINEZ ; Allen CHUDZINSKI ; Lisa MOUDGILL ; Paul CAVALLARO ; Jorge E. MARCET ; Robert D. BENNETT
Journal of Minimally Invasive Surgery 2026;29(1):22-30
Purpose:
Splenic flexure mobilization (SFM) is occasionally utilized during sigmoidectomy to facilitate a tension-free colorectal anastomosis. Present literature regarding its use, safety, and efficacy predominantly evaluates traditional laparoscopic vs. open techniques, thus not adequately representing the current minimally invasive surgical landscape.
Methods:
This retrospective cohort analysis evaluated SFM during sigmoidectomy for diverticular disease via traditional laparoscopic, single-incision laparoscopic, and robotic techniques at a United States academic institution from 2019 to 2022. Primary outcomes were the rate of SFM, independent predictors, and short-term outcomes.
Results:
A total of 117 patients underwent sigmoidectomy for diverticulitis by six colorectal surgeons, of whom 27 underwent SFM. SFM was associated with higher rates of complicated diverticulitis (85.2% vs. 46.7%, p < 0.001), including abscess (55.6% vs. 33.3%, p = 0.037) and fistulae (59.3% vs. 17.8%, p < 0.001). Presence of a fistula was an independent predictor of SFM by logistic regression (odds ratio [OR], 5.886; p < 0.001). Mobilization was associated with more concomitant surgical procedures (66.7% vs. 28.9%, p < 0.001). There was a significant association between SFM and conversion to open approach (14.8% vs. 3.3%, p = 0.049), longer length of stay (4.2 ± 2.8 days vs. 3.6 ± 4.3 days, p = 0.041), and increased operative time (241.7 ± 76.4 minutes vs. 199.2 ± 75.7 minutes). There was no difference in 30-day morbidity/mortality.
Conclusion
Routine SFM can be considered in minimally invasive sigmoidectomy for complicated diverticulitis without significant impact on 30-day morbidity/mortality regardless of surgical approach and may be anticipated preoperatively, particularly when a fistula is present.
2.Distinct Recovery Patterns After Transforaminal Lumbar Interbody Fusion: Comparing Minimally Invasive and Open Approaches Using Mixed-Effects Segmented Regression
Tomoyuki ASADA ; Eric R. ZHAO ; Adin M. EHRLICH ; Adrian LUI ; Andrea PEZZI ; Sereen HALAYQEH ; Tarek HARHASH ; Olivia C. TUMA ; Kasra ARAGHI ; Todd J. ALBERT ; James FARMER ; Russel C. HUANG ; Harvinder SANDHU ; Han Jo KIM ; Francis C. LOVECCHIO ; James E. DOWDELL ; Sravisht IYER ; Sheeraz A. QURESHI
Neurospine 2025;22(1):3-13
Objective:
While minimally invasive-transforaminal lumbar interbody fusion (MIS-TLIF) has shown superiority in key clinical metrics over the open approach, evidence regarding patient-reported outcomes remains limited. This study compared postoperative recovery trajectories and symptomatic improvement phases between MIS and open TLIF.
Methods:
This retrospective review included patients who underwent single-level MIS or open TLIF. Oswestry Disability Index (ODI) and Numerical Rating Scale (NRS) for back and leg pain were collected preoperatively and postoperatively. Segmented regression analysis with mixed-effects modeling, allowing for identification of distinct recovery phases, compared symptomatic trends between approaches.
Results:
Of 324 patients (268 MIS, 56 open), baseline demographics were similar except for greater preoperative leg pain in the MIS group (NRS: 6.0 vs. 5.0, p = 0.027). A segmented regression model identified 4 ODI recovery phases: postoperative disability phase (PDP, day 0 to 13), early improvement phase (day 13 to 28), late improvement phase (day 28 to 110), and plateau phase (later than day 110). The MIS group exhibited significantly lower disability exacerbation during PDP (β = 0.93 vs. 1.42 points per day, p = 0.008). Additionally, the plateau of NRS back occurred significantly earlier in the MIS group than in the open group (MIS, 26.7 ± 2.6 days vs. open, 51.7 ± 6.6 days, p < 0.001).
Conclusion
MIS-TLIF resulted in lower postoperative disability during the first 2 weeks compared to the open approach. Furthermore, low back pain achieved an earlier plateau in back pain by about 4 weeks in the MIS approach.
3.Distinct Recovery Patterns After Transforaminal Lumbar Interbody Fusion: Comparing Minimally Invasive and Open Approaches Using Mixed-Effects Segmented Regression
Tomoyuki ASADA ; Eric R. ZHAO ; Adin M. EHRLICH ; Adrian LUI ; Andrea PEZZI ; Sereen HALAYQEH ; Tarek HARHASH ; Olivia C. TUMA ; Kasra ARAGHI ; Todd J. ALBERT ; James FARMER ; Russel C. HUANG ; Harvinder SANDHU ; Han Jo KIM ; Francis C. LOVECCHIO ; James E. DOWDELL ; Sravisht IYER ; Sheeraz A. QURESHI
Neurospine 2025;22(1):3-13
Objective:
While minimally invasive-transforaminal lumbar interbody fusion (MIS-TLIF) has shown superiority in key clinical metrics over the open approach, evidence regarding patient-reported outcomes remains limited. This study compared postoperative recovery trajectories and symptomatic improvement phases between MIS and open TLIF.
Methods:
This retrospective review included patients who underwent single-level MIS or open TLIF. Oswestry Disability Index (ODI) and Numerical Rating Scale (NRS) for back and leg pain were collected preoperatively and postoperatively. Segmented regression analysis with mixed-effects modeling, allowing for identification of distinct recovery phases, compared symptomatic trends between approaches.
Results:
Of 324 patients (268 MIS, 56 open), baseline demographics were similar except for greater preoperative leg pain in the MIS group (NRS: 6.0 vs. 5.0, p = 0.027). A segmented regression model identified 4 ODI recovery phases: postoperative disability phase (PDP, day 0 to 13), early improvement phase (day 13 to 28), late improvement phase (day 28 to 110), and plateau phase (later than day 110). The MIS group exhibited significantly lower disability exacerbation during PDP (β = 0.93 vs. 1.42 points per day, p = 0.008). Additionally, the plateau of NRS back occurred significantly earlier in the MIS group than in the open group (MIS, 26.7 ± 2.6 days vs. open, 51.7 ± 6.6 days, p < 0.001).
Conclusion
MIS-TLIF resulted in lower postoperative disability during the first 2 weeks compared to the open approach. Furthermore, low back pain achieved an earlier plateau in back pain by about 4 weeks in the MIS approach.
4.Distinct Recovery Patterns After Transforaminal Lumbar Interbody Fusion: Comparing Minimally Invasive and Open Approaches Using Mixed-Effects Segmented Regression
Tomoyuki ASADA ; Eric R. ZHAO ; Adin M. EHRLICH ; Adrian LUI ; Andrea PEZZI ; Sereen HALAYQEH ; Tarek HARHASH ; Olivia C. TUMA ; Kasra ARAGHI ; Todd J. ALBERT ; James FARMER ; Russel C. HUANG ; Harvinder SANDHU ; Han Jo KIM ; Francis C. LOVECCHIO ; James E. DOWDELL ; Sravisht IYER ; Sheeraz A. QURESHI
Neurospine 2025;22(1):3-13
Objective:
While minimally invasive-transforaminal lumbar interbody fusion (MIS-TLIF) has shown superiority in key clinical metrics over the open approach, evidence regarding patient-reported outcomes remains limited. This study compared postoperative recovery trajectories and symptomatic improvement phases between MIS and open TLIF.
Methods:
This retrospective review included patients who underwent single-level MIS or open TLIF. Oswestry Disability Index (ODI) and Numerical Rating Scale (NRS) for back and leg pain were collected preoperatively and postoperatively. Segmented regression analysis with mixed-effects modeling, allowing for identification of distinct recovery phases, compared symptomatic trends between approaches.
Results:
Of 324 patients (268 MIS, 56 open), baseline demographics were similar except for greater preoperative leg pain in the MIS group (NRS: 6.0 vs. 5.0, p = 0.027). A segmented regression model identified 4 ODI recovery phases: postoperative disability phase (PDP, day 0 to 13), early improvement phase (day 13 to 28), late improvement phase (day 28 to 110), and plateau phase (later than day 110). The MIS group exhibited significantly lower disability exacerbation during PDP (β = 0.93 vs. 1.42 points per day, p = 0.008). Additionally, the plateau of NRS back occurred significantly earlier in the MIS group than in the open group (MIS, 26.7 ± 2.6 days vs. open, 51.7 ± 6.6 days, p < 0.001).
Conclusion
MIS-TLIF resulted in lower postoperative disability during the first 2 weeks compared to the open approach. Furthermore, low back pain achieved an earlier plateau in back pain by about 4 weeks in the MIS approach.
5.Distinct Recovery Patterns After Transforaminal Lumbar Interbody Fusion: Comparing Minimally Invasive and Open Approaches Using Mixed-Effects Segmented Regression
Tomoyuki ASADA ; Eric R. ZHAO ; Adin M. EHRLICH ; Adrian LUI ; Andrea PEZZI ; Sereen HALAYQEH ; Tarek HARHASH ; Olivia C. TUMA ; Kasra ARAGHI ; Todd J. ALBERT ; James FARMER ; Russel C. HUANG ; Harvinder SANDHU ; Han Jo KIM ; Francis C. LOVECCHIO ; James E. DOWDELL ; Sravisht IYER ; Sheeraz A. QURESHI
Neurospine 2025;22(1):3-13
Objective:
While minimally invasive-transforaminal lumbar interbody fusion (MIS-TLIF) has shown superiority in key clinical metrics over the open approach, evidence regarding patient-reported outcomes remains limited. This study compared postoperative recovery trajectories and symptomatic improvement phases between MIS and open TLIF.
Methods:
This retrospective review included patients who underwent single-level MIS or open TLIF. Oswestry Disability Index (ODI) and Numerical Rating Scale (NRS) for back and leg pain were collected preoperatively and postoperatively. Segmented regression analysis with mixed-effects modeling, allowing for identification of distinct recovery phases, compared symptomatic trends between approaches.
Results:
Of 324 patients (268 MIS, 56 open), baseline demographics were similar except for greater preoperative leg pain in the MIS group (NRS: 6.0 vs. 5.0, p = 0.027). A segmented regression model identified 4 ODI recovery phases: postoperative disability phase (PDP, day 0 to 13), early improvement phase (day 13 to 28), late improvement phase (day 28 to 110), and plateau phase (later than day 110). The MIS group exhibited significantly lower disability exacerbation during PDP (β = 0.93 vs. 1.42 points per day, p = 0.008). Additionally, the plateau of NRS back occurred significantly earlier in the MIS group than in the open group (MIS, 26.7 ± 2.6 days vs. open, 51.7 ± 6.6 days, p < 0.001).
Conclusion
MIS-TLIF resulted in lower postoperative disability during the first 2 weeks compared to the open approach. Furthermore, low back pain achieved an earlier plateau in back pain by about 4 weeks in the MIS approach.
6.Distinct Recovery Patterns After Transforaminal Lumbar Interbody Fusion: Comparing Minimally Invasive and Open Approaches Using Mixed-Effects Segmented Regression
Tomoyuki ASADA ; Eric R. ZHAO ; Adin M. EHRLICH ; Adrian LUI ; Andrea PEZZI ; Sereen HALAYQEH ; Tarek HARHASH ; Olivia C. TUMA ; Kasra ARAGHI ; Todd J. ALBERT ; James FARMER ; Russel C. HUANG ; Harvinder SANDHU ; Han Jo KIM ; Francis C. LOVECCHIO ; James E. DOWDELL ; Sravisht IYER ; Sheeraz A. QURESHI
Neurospine 2025;22(1):3-13
Objective:
While minimally invasive-transforaminal lumbar interbody fusion (MIS-TLIF) has shown superiority in key clinical metrics over the open approach, evidence regarding patient-reported outcomes remains limited. This study compared postoperative recovery trajectories and symptomatic improvement phases between MIS and open TLIF.
Methods:
This retrospective review included patients who underwent single-level MIS or open TLIF. Oswestry Disability Index (ODI) and Numerical Rating Scale (NRS) for back and leg pain were collected preoperatively and postoperatively. Segmented regression analysis with mixed-effects modeling, allowing for identification of distinct recovery phases, compared symptomatic trends between approaches.
Results:
Of 324 patients (268 MIS, 56 open), baseline demographics were similar except for greater preoperative leg pain in the MIS group (NRS: 6.0 vs. 5.0, p = 0.027). A segmented regression model identified 4 ODI recovery phases: postoperative disability phase (PDP, day 0 to 13), early improvement phase (day 13 to 28), late improvement phase (day 28 to 110), and plateau phase (later than day 110). The MIS group exhibited significantly lower disability exacerbation during PDP (β = 0.93 vs. 1.42 points per day, p = 0.008). Additionally, the plateau of NRS back occurred significantly earlier in the MIS group than in the open group (MIS, 26.7 ± 2.6 days vs. open, 51.7 ± 6.6 days, p < 0.001).
Conclusion
MIS-TLIF resulted in lower postoperative disability during the first 2 weeks compared to the open approach. Furthermore, low back pain achieved an earlier plateau in back pain by about 4 weeks in the MIS approach.
7.Oral anticoagulant use by emergency medical services patients: an observational study
Henry E. WANG ; Mengda YU ; Ching Min CHU ; Travis P. SHARKEY-TOPPEN ; J. Madison HYER ; Michelle NASSAL ; Alix DELAMARE ; Jonathan POWELL ; Lai WEI ; Robert LOWE ; Kim MOELLER ; Alexander KEISTER ; Ashish PANCHAL
Clinical and Experimental Emergency Medicine 2025;12(4):350-357
Objective:
Oral anticoagulant (OAC) use increases the risk of death in conditions like hemorrhagic stroke, trauma, and traumatic brain injury. Early identification of OAC use is critical for timely interventions to mitigate hemorrhage risk and improve survival. We aimed to identify emergency medical services (EMS) care characteristics associated with patients using an OAC.
Methods:
We analyzed prehospital data (2018–2020) from the ESO Data Collaborative, focusing on adult (≥18 years) 911 EMS calls. The administered OACs were warfarin, dabigatran, rivaroxaban, and apixaban. We compared EMS call characteristics, patient demographics, response times, and interventions between OAC and non-OAC users. We used univariate logistic regression to identify independent predictors of OAC use.
Results:
Of 16,244,550 adult 911 EMS events, 906,575 involved OAC users (56 of 1,000 calls). Those using OAC were older (73.6 years vs. 56.9 years) and more often from nursing homes or long-term care facilities (17.0% vs. 9.2%) but less likely to have trauma (14.7% vs. 18.1%) or cardiac arrest (1.2% vs. 1.4%). The most common EMS primary clinical impressions for OAC users were chest pain (7.4%), altered mental status (7.3%), injury (6.5%), abdominal pain (4.3%), and brain injury (2.8%).
Conclusion
OAC users accounted for 1 in 18 adult EMS encounters. Specific patient and call characteristics were associated with OAC use. These findings should be incorporated into EMS training to facilitate recognition and appropriate management of OAC-related emergencies.
8.Clinical Trial Protocol for ROSELLA:a phase 3 study of relacorilant in combination with nab-paclitaxel versus nab-paclitaxel monotherapy in advanced platinum-resistant ovarian cancer
Alexander B. OLAWAIYE ; Jae-Weon KIM ; Andrea BAGAMERI ; Erin BISHOP ; Anita CHUDECKA-GŁAZ ; Alix DEVAUX ; Laurence GLADIEFF ; Mary E. GORDINIER ; Jacob KORACH ; Michael E. MCCOLLUM ; Linda MILESHKIN ; Bradley J. MONK ; Shibani NICUM ; Angélica NOGUEIRA-RODRIGUES ; Ana OAKNIN ; David M. O’MALLEY ; Mauro ORLANDO ; Lyndah DREILING ; Iulia C. TUDOR ; Domenica LORUSSO
Journal of Gynecologic Oncology 2024;35(4):e111-
Background:
Ovarian cancer has the highest mortality among gynecologic cancers, primarily because it typically is diagnosed at a late stage and because of the development of chemoresistance in recurrent disease. Improving outcomes in women with platinumresistant ovarian cancer is a substantial unmet need. Activation of the glucocorticoidreceptor (GR) by cortisol has been shown to suppress the apoptotic pathways used by cytotoxic agents, limiting their efficacy. Selective GR modulation may be able to counteract cortisol’s antiapoptotic effects, enhancing chemotherapy’s efficacy. A previous phase 2 study has shown that adding intermittently dosed relacorilant, a selective GR modulator, to nab-paclitaxel improved outcomes, including progression-free survival (PFS) and overall survival (OS), with minimal added toxicity, in women with recurrent platinum-resistant ovarian cancer. The ROSELLA study aims to confirm and expand on these findings in a larger population.
Methods
ROSELLA is a phase 3, randomized, 2-arm, open-label, global multicenter study in women with recurrent, platinum-resistant, high-grade serous epithelial ovarian, primary peritoneal, or fallopian tube cancer. Eligible participants have received 1 to 3 lines of prior systemic anticancer therapy, including ≥1 prior line of platinum therapy and prior treatment with bevacizumab, with documented progressive disease or intolerance to the most recent therapy. There is no biomarker-based requirement for participant selection. Participants are randomized 1:1 to receive intermittently dosed relacorilant in combination with nabpaclitaxel or nab-paclitaxel monotherapy. The study’s primary efficacy endpoint is PFS as assessed by blinded independent central review. Secondary efficacy endpoints include OS, investigator-assessed PFS, objective response rate, best overall response, duration of response, clinical benefit rate at 24 weeks, and cancer antigen 125 response. The study is also evaluating safety and patient-reported outcomes.Trial Registration: ClinicalTrials.gov Identifier: NCT05257408; European Union Drug Regulating Authorities Clinical Trials Database Identifier: 2022-000662-18
9.Clinical Trial Protocol for ROSELLA:a phase 3 study of relacorilant in combination with nab-paclitaxel versus nab-paclitaxel monotherapy in advanced platinum-resistant ovarian cancer
Alexander B. OLAWAIYE ; Jae-Weon KIM ; Andrea BAGAMERI ; Erin BISHOP ; Anita CHUDECKA-GŁAZ ; Alix DEVAUX ; Laurence GLADIEFF ; Mary E. GORDINIER ; Jacob KORACH ; Michael E. MCCOLLUM ; Linda MILESHKIN ; Bradley J. MONK ; Shibani NICUM ; Angélica NOGUEIRA-RODRIGUES ; Ana OAKNIN ; David M. O’MALLEY ; Mauro ORLANDO ; Lyndah DREILING ; Iulia C. TUDOR ; Domenica LORUSSO
Journal of Gynecologic Oncology 2024;35(4):e111-
Background:
Ovarian cancer has the highest mortality among gynecologic cancers, primarily because it typically is diagnosed at a late stage and because of the development of chemoresistance in recurrent disease. Improving outcomes in women with platinumresistant ovarian cancer is a substantial unmet need. Activation of the glucocorticoidreceptor (GR) by cortisol has been shown to suppress the apoptotic pathways used by cytotoxic agents, limiting their efficacy. Selective GR modulation may be able to counteract cortisol’s antiapoptotic effects, enhancing chemotherapy’s efficacy. A previous phase 2 study has shown that adding intermittently dosed relacorilant, a selective GR modulator, to nab-paclitaxel improved outcomes, including progression-free survival (PFS) and overall survival (OS), with minimal added toxicity, in women with recurrent platinum-resistant ovarian cancer. The ROSELLA study aims to confirm and expand on these findings in a larger population.
Methods
ROSELLA is a phase 3, randomized, 2-arm, open-label, global multicenter study in women with recurrent, platinum-resistant, high-grade serous epithelial ovarian, primary peritoneal, or fallopian tube cancer. Eligible participants have received 1 to 3 lines of prior systemic anticancer therapy, including ≥1 prior line of platinum therapy and prior treatment with bevacizumab, with documented progressive disease or intolerance to the most recent therapy. There is no biomarker-based requirement for participant selection. Participants are randomized 1:1 to receive intermittently dosed relacorilant in combination with nabpaclitaxel or nab-paclitaxel monotherapy. The study’s primary efficacy endpoint is PFS as assessed by blinded independent central review. Secondary efficacy endpoints include OS, investigator-assessed PFS, objective response rate, best overall response, duration of response, clinical benefit rate at 24 weeks, and cancer antigen 125 response. The study is also evaluating safety and patient-reported outcomes.Trial Registration: ClinicalTrials.gov Identifier: NCT05257408; European Union Drug Regulating Authorities Clinical Trials Database Identifier: 2022-000662-18
10.Clinical Trial Protocol for ROSELLA:a phase 3 study of relacorilant in combination with nab-paclitaxel versus nab-paclitaxel monotherapy in advanced platinum-resistant ovarian cancer
Alexander B. OLAWAIYE ; Jae-Weon KIM ; Andrea BAGAMERI ; Erin BISHOP ; Anita CHUDECKA-GŁAZ ; Alix DEVAUX ; Laurence GLADIEFF ; Mary E. GORDINIER ; Jacob KORACH ; Michael E. MCCOLLUM ; Linda MILESHKIN ; Bradley J. MONK ; Shibani NICUM ; Angélica NOGUEIRA-RODRIGUES ; Ana OAKNIN ; David M. O’MALLEY ; Mauro ORLANDO ; Lyndah DREILING ; Iulia C. TUDOR ; Domenica LORUSSO
Journal of Gynecologic Oncology 2024;35(4):e111-
Background:
Ovarian cancer has the highest mortality among gynecologic cancers, primarily because it typically is diagnosed at a late stage and because of the development of chemoresistance in recurrent disease. Improving outcomes in women with platinumresistant ovarian cancer is a substantial unmet need. Activation of the glucocorticoidreceptor (GR) by cortisol has been shown to suppress the apoptotic pathways used by cytotoxic agents, limiting their efficacy. Selective GR modulation may be able to counteract cortisol’s antiapoptotic effects, enhancing chemotherapy’s efficacy. A previous phase 2 study has shown that adding intermittently dosed relacorilant, a selective GR modulator, to nab-paclitaxel improved outcomes, including progression-free survival (PFS) and overall survival (OS), with minimal added toxicity, in women with recurrent platinum-resistant ovarian cancer. The ROSELLA study aims to confirm and expand on these findings in a larger population.
Methods
ROSELLA is a phase 3, randomized, 2-arm, open-label, global multicenter study in women with recurrent, platinum-resistant, high-grade serous epithelial ovarian, primary peritoneal, or fallopian tube cancer. Eligible participants have received 1 to 3 lines of prior systemic anticancer therapy, including ≥1 prior line of platinum therapy and prior treatment with bevacizumab, with documented progressive disease or intolerance to the most recent therapy. There is no biomarker-based requirement for participant selection. Participants are randomized 1:1 to receive intermittently dosed relacorilant in combination with nabpaclitaxel or nab-paclitaxel monotherapy. The study’s primary efficacy endpoint is PFS as assessed by blinded independent central review. Secondary efficacy endpoints include OS, investigator-assessed PFS, objective response rate, best overall response, duration of response, clinical benefit rate at 24 weeks, and cancer antigen 125 response. The study is also evaluating safety and patient-reported outcomes.Trial Registration: ClinicalTrials.gov Identifier: NCT05257408; European Union Drug Regulating Authorities Clinical Trials Database Identifier: 2022-000662-18

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