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716 citation(s) found for "Ma, Colin".

Association of COVID-19 Intensity With Burnout and Perceptions of Residency Preparedness Among Medical Students
Brushaber, Danielle , Dyrbye, Liselotte N. , West, Colin P.

JAMA Network Open | December 13, 2023 | Volume: 6 | Issue: 12 | Pages: e2347957

10.1001/jamanetworkopen.2023.47957 | PMID 38091043 Get It

This cross-sectional study of US medical students assesses the association of COVID-19 intensity in the clinical learning environment with student burnout and perceptions regarding residency preparedness.
Natural History of Serviceable Hearing During Active Surveillance of Nongrowing Sporadic Vestibular Schwannoma Supports Consideration of Initial Wait-and-Scan Management
Khandalavala, Karl R. , Marinelli, John P. , Lohse, Christine M. , Daher, Ghazal S. , Kocharyan, Arminé , Neff, Brian A., Driscoll, Colin L. W., Celda, María Peris, Link, Michael J. , Carlson, Matthew L. , Gompel, Jamie J. Van

Otology & Neurotology | December 12, 2023 | Volume: 45 | Issue: 1 | Pages: e42-e48

10.1097/mao.0000000000004051 | PMID 38085766 Get It

Objective The treatment paradigm of vestibular schwannoma (VS) focuses on preservation of neurologic function, with small tumors increasingly managed with active surveillance. Often, tumor size and hearing outcomes are poorly correlated. The aim of the current work was to describe the natural history of hearing among patients with nongrowing VS during observational management. Study Design Historical cohort study. Patients Adults with sporadic VS. Intervention Wait-and-scan management. Main Outcome Measure Maintenance of serviceable hearing (SH) after diagnosis. Results Among 228 patients with nongrowing VS, 157 patients had SH at diagnosis. Rates of maintaining SH (95% CI; number still at risk) at 1, 3, and 5 years after diagnosis were 94% (89–98; 118), 81% (74–89; 65), and 78% (71–87; 42), respectively. Poorer hearing at diagnosis (hazard ratio [HR] per 10 dB hearing level increase in pure-tone average of 2.51, p < 0.001; HR per 10% decrease in word recognition score of 1.70, p = 0.001) was associated with increased likelihood of developing non-SH during observation. When controlling for baseline hearing status, tumors measuring 5 mm or greater in the internal auditory canal or with cerebellopontine angle extension were associated with significantly increased risk of developing non-SH (HR, 4.87; p = 0.03). At 5 years after diagnosis, 95% of patients with nongrowing intracanalicular VS measuring less than 5 mm maintained SH. Conclusions Hearing worsens during periods of nongrowth in sporadic VS. Patients with small (<5 mm) intracanalicular tumors demonstrate robust maintenance of SH over time, reinforcing the consideration of initial observation in this patient subset.
Polyglutamine (CAG) Intermediate Repeat Expansions in ATXN2 is Associated with a More Aggressive Form of ALS Across Multiple Independent Cohorts (2094)
Hurt, Jessica A. , Wuu, Joanne , Ford, Alice F., Elman, Lauren , McCluskey, Leo, Liu, Mei , Chang, Ih , Rademakers, Rosa , Benatar, Michael, Harms, Matthew, Currier, Nicolas , McMillan, Corey T. , Tsai, Ellen A. , Deerlin, Vivianna M. Van , Quinn, Colin , Liu, Mei, Blitterswijk, Marka van , Sun, Chao , Harms, Matthew B.

Neurology | December 7, 2023 | Volume: 94 | Issue: 15_supplement | Pages: No page available

10.1212/wnl.94.15_supplement.2094 Get It

Severe communication delays are independent of seizure burden and persist despite contemporary treatments in SCN1A + Dravet syndrome: Insights from the ENVISION
Perry, Μ. Scott , Scheffer, Ingrid E. , Sullivan, Joseph , Brunklaus, Andreas , Boronat, Susana , Laux, Linda , Patel, Anup D. , Roberts, Colin, Dlugos, Dennis , Holder, Deborah , Lallas, Matt, Phillips, Steven , Segal, Eric , Smeyers, Patricia , Lal, Dennis , Brünger, Tobias , Wojnaroski, Mary , Maru, B., O'Donnell, Penrose, Morton, Magda F., James, Emma S. , Huang, Norman, Gofshteyn, Jacqueline S. , Rico, Salvador , Perry, Michael Scott , Patel, Anup D , Knupp, Kelly G , Lal, Dennis , Wirrell, Elaine C , Vila, Maria Candida , Gofshteyn, Jacqueline S , Rico, Salvador , Brunklaus, Andreas , Scheffer, Ingrid E , James, Emma S , Wheless, James W. , Knupp, Kelly G. , Wirrell, Elaine , Zuberi, Sameer M. , Huang, Norman

Epilepsia | December 4, 2023 | Volume: 65 | Issue: 2 | Pages: 322-337

10.1111/epi.17850 | PMID 38049202 Get It

Abstract Objective Dravet syndrome (DS) is a developmental and epileptic encephalopathy characterized by high seizure burden, treatment‐resistant epilepsy, and developmental stagnation. Family members rate communication deficits among the most impactful disease manifestations. We evaluated seizure burden and language/communication development in children with DS. Methods ENVISION was a prospective, observational study evaluating children with DS associated with SCN1A pathogenic variants ( SCN1A + DS) enrolled at age ≤5 years. Seizure burden and antiseizure medications were assessed every 3 months and communication and language every 6 months with the Bayley Scales of Infant and Toddler Development 3rd edition and the parent‐reported Vineland Adaptive Behavior Scales 3rd edition. We report data from the first year of observation, including analyses stratified by age at Baseline: 0:6–2:0 years:months (Y:M; youngest), 2:1–3:6 Y:M (middle), and 3:7–5:0 Y:M (oldest). Results Between December 2020 and March 2023, 58 children with DS enrolled at 16 sites internationally. Median follow‐up was 17.5 months (range = .0–24.0), with 54 of 58 (93.1%) followed for at least 6 months and 51 of 58 (87.9%) for 12 months. Monthly countable seizure frequency (MCSF) increased with age (median [minimum–maximum] = 1.0 in the youngest [1.0–70.0] and middle [1.0–242.0] age groups and 4.5 [.0–2647.0] in the oldest age group), and remained high, despite use of currently approved antiseizure medications. Language/communication delays were observed early, and developmental stagnation occurred after age 2 years with both instruments. In predictive modeling, chronologic age was the only significant covariate of seizure frequency (effect size = .52, p = .024). MCSF, number of antiseizure medications, age at first seizure, and convulsive status epilepticus were not predictors of language/communication raw scores. Significance In infants and young children with SCN1A + DS, language/communication delay and stagnation were independent of seizure burden. Our findings emphasize that the optimal therapeutic window to prevent language/communication delay is before 3 years of age.
Surgeon Sex and Health Care Costs for Patients Undergoing Common Surgical Procedures
Aminoltejari, Khatereh, Kaneshwaran, Kirusanthy , Salles, Arghavan , Buntin, Melinda Beeuwkes, Coburn, Natalie G. , Wright, Frances C. , Conn, Lesley Gotlib , Heybati, Kiyan , Luckenbaugh, Amy N. , Riveros, Carlos , McCartney, Colin J. L. , Bass, Barbara L. , Detsky, Allan S. , Satkunasivam, Raj , Wallis, Christopher J D , Jerath, Angela , Ranganathan, Sanjana , Armstrong, Kathleen

JAMA Surgery | November 29, 2023 | Volume: 159 | Issue: 2 | Pages: 151

10.1001/jamasurg.2023.6031 | PMID 38019486 Get It

ImportancePrior research has shown differences in postoperative outcomes for patients treated by female and male surgeons. It is important to understand, from a health system and payer perspective, whether surgical health care costs differ according to the surgeon’s sex.ObjectiveTo examine the association between surgeon sex and health care costs among patients undergoing surgery.Design, Setting, and ParticipantsThis population-based, retrospective cohort study included adult patients undergoing 1 of 25 common elective or emergent surgical procedures between January 1, 2007, and December 31, 2019, in Ontario, Canada. Analysis was performed from October 2022 to March 2023.ExposureSurgeon sex.Main Outcome and MeasureThe primary outcome was total health care costs assessed 1 year following surgery. Secondarily, total health care costs at 30 and 90 days, as well as specific cost categories, were assessed. Generalized estimating equations were used with procedure-level clustering to compare costs between patients undergoing equivalent surgeries performed by female and male surgeons, with further adjustment for patient-, surgeon-, anesthesiologist-, hospital-, and procedure-level covariates.ResultsAmong 1 165 711 included patients, 151 054 were treated by a female surgeon and 1 014 657 were treated by a male surgeon. Analyzed at the procedure-specific level and accounting for patient-, surgeon-, anesthesiologist-, and hospital-level covariates, 1-year total health care costs were higher for patients treated by male surgeons ($24 882; 95% CI, $20 780-$29 794) than female surgeons ($18 517; 95% CI, $16 080-$21 324) (adjusted absolute difference, $6365; 95% CI, $3491-9238; adjusted relative risk, 1.10; 95% CI, 1.05-1.14). Similar patterns were observed at 30 days (adjusted absolute difference, $3115; 95% CI, $1682-$4548) and 90 days (adjusted absolute difference, $4228; 95% CI, $2255-$6202).Conclusions and RelevanceThis analysis found lower 30-day, 90-day, and 1-year health care costs for patients treated by female surgeons compared with those treated by male surgeons. These data further underscore the importance of creating inclusive policies and environments supportive of women surgeons to improve recruitment and retention of a more diverse and representative workforce.
Unspoken Truths
Herman, Tianna, Haines, Krista , Arora, Tania K. , Geevarghese, Sunil K. , Phillips, Joseph D. , Vicente, Diego , Griggs, Cornelia L. , Valinejad, Jaber , Alban, Andres, Swan, J. Shannon , Gazelle, G. Scott, Yang, Chi‐Fu Jeffrey , Gold, Jessica A. , Cunningham, Carrie , Collins, Reagan A. , Snyder, Rebecca A. , Stey, Anne M. , McElroy, Imani E. , Wall, Anji , Hughes, Tasha M. , Sen, Srijan , Mercaldo, Nathaniel D. , Jalali, Mohammad S. , Chhatwal, Jagpreet , Rangel, Erika, Donelan, Karen , West, Colin P.

Annals of Surgery | November 22, 2023 | Volume: 279 | Issue: 3 | Pages: 429-436

10.1097/sla.0000000000006159 | PMID 37991182 Get It

Objective: To characterize the current state of mental health within the surgical workforce in the United States. Background: Mental illness and suicide is a growing concern in the medical community; however, the current state is largely unknown. Methods: Cross-sectional survey of the academic surgery community assessing mental health, medical error, and suicidal ideation. The odds of suicidal ideation adjusting for sex, prior mental health diagnosis, and validated scales screening for depression, anxiety, post-traumatic stress disorder (PTSD), and alcohol use disorder were assessed. Results: Of 622 participating medical students, trainees, and surgeons (estimated response rate=11.4%–14.0%), 26.1% (141/539) reported a previous mental health diagnosis. In all, 15.9% (83/523) of respondents screened positive for current depression, 18.4% (98/533) for anxiety, 11.0% (56/510) for alcohol use disorder, and 17.3% (36/208) for PTSD. Medical error was associated with depression (30.7% vs. 13.3%, P<0.001), anxiety (31.6% vs. 16.2%, P=0.001), PTSD (12.8% vs. 5.6%, P=0.018), and hazardous alcohol consumption (18.7% vs. 9.7%, P=0.022). Overall, 13.2% (73/551) of respondents reported suicidal ideation in the past year and 9.6% (51/533) in the past 2 weeks. On adjusted analysis, a previous history of a mental health disorder (aOR: 1.97, 95% CI: 1.04–3.65, P=0.033) and screening positive for depression (aOR: 4.30, 95% CI: 2.21–8.29, P<0.001) or PTSD (aOR: 3.93, 95% CI: 1.61–9.44, P=0.002) were associated with increased odds of suicidal ideation over the past 12 months. Conclusions: Nearly 1 in 7 respondents reported suicidal ideation in the past year. Mental illness and suicidal ideation are significant problems among the surgical workforce in the United States.
Standardizing nomenclature in regional anesthesia: an ASRA-ESRA Delphi consensus study of upper and lower limb nerve blocks
El‐Boghdadly, Kariem , Albrecht, Éric , Wolmarans, Morné , Mariano, Edward R. , Kopp, Sandra L. , Perlas, Anahi , Thottungal, Athmaja , Tulgar, Serkan , Adhikary, Sanjib Das , Barrington, Michael J. , Blanco, Rafael, Boretsky, Karen , Breebaart, Margaretha , Laurent, David Burckett-St , Carvalho, Brendan , Chin, Ki Jinn , Coppens, Steve , Costache, I. , Dam, Mette , Desmet, Matthias , Egeler, C., Elsharkawy, Hesham , Bendtsen, Thomas Fichtner , Fox, Ben, Franco, Carlo D. , Gautier, Philippe , Grant, Stuart A. , Grape, Sina , Guheen, Carrie R., Hebbard, Peter , Hernandez, Nadia , Hogg, Rosemary , Holtz, Margaret, Ihnatsenka, Barys , Ilfeld, Brian M. , Kalagara, Hari , Kessler, Paul, Kwofie, Kwesi , Le-Wendling, Linda , Lirk, Philipp , Ludwin, Danielle, Macfarlane, Alan , Μakris, Alexandros , McCartney, Colin J. L. , McDonnell, John G., McLeod, Graeme , Memtsoudis, Stavros G. , Merjavy, Peter , Moran, EML , Nader, Antoun , Neal, Joseph M. , Niazi, Ahtsham U. , Njathi-Ori, Catherine , OʼDonnell, Brian D. , Oldman, Matt, Orebaugh, Steven L. , Parras, Teresa, Pawa, Amit , Peng, Philip , Pulos, Bridget P. , Saporito, Andrea , Sauter, Axel R. , Sebastian, Maria Paz , Sinha, Sanjay K. , Stimpson, James, Tang, Raymond , Tsui, Ban C. H. , Turbitt, Lloyd , Uppal, Vishal , Geffen, Geert J. van, Vermeylen, Kris , Vlassakov, Kamen, Volk, Thomas , Xu, Jeff L. , Elkassabany, Nabil , Kopp, Sandra , Tulgar, Serkan , Adhikary, Sanjib , Altıparmak, Başak , Bloc, Sébastien , Boretsky, Karen , Bowness, James , Carvalho, Brendan , Chin, Ki Jinn , Chuan, Alwin , Costache, Ioana , Dam, Mette , Dhir, Shalini , Elsharkawy, Hesham , Bendtsen, Thomas Fichtner , Franco, Carlo D , Grape, Sina , Harbell, Monica W , Hebbard, Peter , Ilfeld, Brian M , Ip, Vivian H Y , Johnson, Rebecca L , Kwofie, M Kwesi , Le-Wendling, Linda , Lobo, Clara , Macfarlane, Alan James Robert , Makris, Alexandros , McLeod, Graeme , Memtsoudis, Stavros G , Moran, E M Louise , Nader, Antoun , Neal, Joseph M , Niazi, Ahtsham U , Orebaugh, Steven L , Pawa, Amit , Peng, Philip , Porter, Steven B , Sala-Blanch, Xavier , Sauter, Axel R , Schwenk, Eric S , Sebastian, Maria Paz , Soffin, Ellen M , Tsui, Ban C H , Turbitt, Lloyd , Uppal, Vishal , van Geffen, Geert J , Vermeylen, Kris , Vlassakov, Kamen , Xu, Jeff L , Elkassabany, Nabil M , Mariano, Edward R , El-Boghdadly, K , Volk, Thomas , Kalagara, Hari , Albrecht, Eric , Coppens, Steve , Wolmarans, Morné , Gadsden, Jeff , Aguirre, José Alejandro , Agur, Anne Maria Reet , Bedforth, Nigel M. , Blanco, Rafael, Chelly, Jacques E. , Chuan, Alwin , Harbell, Monica W. , Ip, Vivian , Johnson, Rebecca L. , Kessler, Paul, Lobo, Clara , Porter, Steven B. , Sala‐Blanch, Xavier , Schwenk, Eric S. , Sidhu, Navdeep S. , Soffin, Ellen M.

Regional Anesthesia & Pain Medicine | November 22, 2023 | Volume: 49 | Issue: 11 | Pages: 782-792

10.1136/rapm-2023-104884 | PMID 38050174 Get It

Background Inconsistent nomenclature and anatomical descriptions of regional anesthetic techniques hinder scientific communication and engender confusion; this in turn has implications for research, education and clinical implementation of regional anesthesia. Having produced standardized nomenclature for abdominal wall, paraspinal and chest wall regional anesthetic techniques, we aimed to similarly do so for upper and lower limb peripheral nerve blocks. Methods We performed a three-round Delphi international consensus study to generate standardized names and anatomical descriptions of upper and lower limb regional anesthetic techniques. A long list of names and anatomical description of blocks of upper and lower extremities was produced by the members of the steering committee. Subsequently, two rounds of anonymized voting and commenting were followed by a third virtual round table to secure consensus for items that remained outstanding after the first and second rounds. As with previous methodology, strong consensus was defined as ≥75% agreement and weak consensus as 50%–74% agreement. Results A total of 94, 91 and 65 collaborators participated in the first, second and third rounds, respectively. We achieved strong consensus for 38 names and 33 anatomical descriptions, and weak consensus for five anatomical descriptions. We agreed on a template for naming peripheral nerve blocks based on the name of the nerve and the anatomical location of the blockade and identified several areas for future research. Conclusions We achieved consensus on nomenclature and anatomical descriptions of regional anesthetic techniques for upper and lower limb nerve blocks, and recommend using this framework in clinical and academic practice. This should improve research, teaching and learning of regional anesthesia to eventually improve patient care.
Resection of a Trigeminal Schwannoma Using a Retrosigmoid Approach With Suprameatal Extension: 2-Dimensional Operative Video
Alexander, A. Yohan , Plou, Pedro , Plitt, Aaron , Driscoll, Colin L. W., Peris‐Celda, Maria , Alexander, A Yohan

Operative Neurosurgery | November 15, 2023 | Volume: 25 | Issue: 6 | Pages: e371-e371

10.1227/ons.0000000000000868 | PMID 37966255 Get It

Comparing Speech Recognition Outcomes Between Cochlear Implants and Auditory Brainstem Implants in Patients With NF2-Related Schwannomatosis
Dornhoffer, James R. , Plitt, Aaron , Lohse, Christine M. , Driscoll, Colin L. W., Neff, Brian A., Saoji, Aniket A. , Link, Michael J. , Carlson, Matthew L. , Gompel, Jamie J. Van

Otology & Neurotology | October 24, 2023 | Volume: 45 | Issue: 1 | Pages: 29-35

10.1097/mao.0000000000004047 | PMID 37875011 Get It

Objective To compare cochlear implant (CI) and auditory brainstem implant (ABI) performance in patients with NF2-related schwannomatosis (NF2) Study Design Historical cohort. Setting Tertiary academic center. Patients A total of 58 devices among 48 patients were studied, including 27 ABIs implanted from 1997 to 2022 and 31 CIs implanted from 2003 to 2022. Three patients had bilateral ABIs, three had bilateral CIs, three had an ABI on one side and a CI on the other, one had a CI that was later replaced with an ipsilateral ABI, and one had an ABI and CI concurrently on the same side. Interventions CI or ABI ipsilateral to vestibular schwannoma. Main Outcome Measures Open-set speech perception, consonant-nucleus-consonant word scores, and AzBio sentence in quiet scores. Results Among all patients, 27 (47%) achieved open-set speech perception, with 35 (61%) daily users at a median of 24 months (interquartile range [IQR], 12–87 mo) after implantation. Comparing outcomes, CIs significantly outperformed ABIs; 24 (77%) CIs achieved open-set speech perception compared with 3 (12%) ABIs, with median consonant-nucleus-consonant and AzBio scores of 31% (IQR, 0–52%) and 57% (IQR, 5–83%), respectively, for CIs, compared with 0% (IQR, 0–0%) and 0% (IQR, 0–0%), respectively, for ABIs. Patients with ABIs were younger at diagnosis and at implantation, had larger tumors, and were more likely to have postoperative facial paresis. Conclusion Many patients with NF2-associated vestibular schwannoma achieved auditory benefit with either a CI or an ABI; however, outcomes were significantly better in those patients who were able to receive a CI. When disease and anatomy permit, hearing rehabilitation with a CI should be considered over an ABI in these patients. Tumor management strategies that increase the ability to successfully use CIs should be strongly considered given the high risk of losing bilateral functional acoustic hearing in this population.
US Medical Student Plans to Practice in Underserved Areas
Brushaber, Danielle , Brushaber, Danielle E, Dyrbye, Liselotte N. , West, Colin P.

JAMA | October 19, 2023 | Volume: 330 | Issue: 18 | Pages: 1797

10.1001/jama.2023.19521 | PMID 37856116 Get It

This study explores US medical students’ intent to practice in underserved areas, analyzed by demographic characteristics.