27 Result(s)
within
Aristithes G. Doumouras
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Article
The Senhance Surgical System in Colorectal Surgery: A Systematic Review
The Senhance Surgical System allows for infrared eye tracking, haptic feedback, and an adjustable upright seat allowing for improved ergonomics. This systematic review was designed with the aim of reviewing th...
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Article
Video-based coaching for surgical residents: a systematic review and meta-analysis
Video-based coaching (VBC) is used to supplement current teaching methods in surgical education and may be useful in competency-based frameworks. Whether VBC can effectively improve surgical skill in surgical ...
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Article
Posterior mesorectal thickness as a predictor of increased operative time in rectal cancer surgery: a retrospective cohort study
In rectal cancer surgery, larger mesorectal fat area has been shown to correlate with increased intraoperative difficulty. Prior studies were mostly in Asian populations with average body mass indices (BMIs) l...
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Article
Bariatric Surgery and Breast Cancer Incidence: a Population-Based, Matched Cohort Study
Obesity is associated with increased breast cancer risk in women. Bariatric surgery induces substantial weight loss. However, the effects of such weight loss on subsequent breast cancer risk in women with obes...
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Article
Access to bariatric surgery among older patients in a publicly funded regionalized care system
Bariatric surgery in older patients is safe and effective. Current guidelines do not endorse age limits for surgery; however, older patients may encounter difficulties with access given perceived risks. This s...
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Article
Same-day discharge is safe and feasible following POEM surgery for esophageal motility disorders
Per-oral endoscopic myotomy (POEM) is an effective treatment for achalasia and other esophageal dysmotility disorders. Current practices surrounding post-operative care involve admission and routine esophagogr...
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Article
Effects of Perioperative Cannabis Use on Bariatric Surgical Outcomes: a Systematic Review
While cannabis is the most commonly used non-prescription drug in the USA and has established effects on weight, its implication for bariatric surgery has not been formally evaluated. We aimed to review the cu...
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Article
Double-balloon enteroscopy for diagnostic and therapeutic ERCP in patients with surgically altered gastrointestinal anatomy: a systematic review and meta-analysis
Performing endoscopic retrograde cholangiopancreatography (ERCP) in patients with surgically altered gastrointestinal anatomy is challenging. Double-balloon enteroscopy (DBE) has been shown to be safe and effi...
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Article
Geographic Variation in Appendiceal Perforation Rates in Canada: a Population-Based Cohort Study
We hypothesized that patients living in rural neighborhoods experience delayed access to surgical services manifesting in increased appendiceal perforation rates in cases of appendicitis.
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Article
The role of fecal calprotectin in the diagnosis of acute pouchitis following IPAA for ulcerative colitis: a systematic clinical review
Total proctocolectomy (TPC) with ileal pouch anal anastomosis (IPAA) is commonly performed for patients with refractory ulcerative colitis (UC). Pouchitis occurs in 20–50% of these patients. Fecal calprotectin...
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Article
The Effect of Bariatric Surgery on Oral Antibiotic Absorption: a Systematic Review
The purpose of this study was to conduct a systematic review of the existing literature to determine the effect of bariatric surgery on various pharmacokinetic parameters of oral antibiotic absorption as well ...
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Article
A Longitudinal Analysis of Wait Times for Bariatric Surgery in a Publicly Funded, Regionalized Bariatric Care System
Bariatric surgery is proven to be the most effective strategy for management of obesity and its related comorbidities. However, in Canada, patients awaiting bariatric surgery can be subjected to prolonged wait...
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Article
Examining the transferability of colon and rectal operative experience on outcomes following laparoscopic rectal surgery
Laparoscopic rectal surgery is technically challenging and often low volume. Alternatively, colon resections utilize similar advanced laparoscopic skills and are more common but it is unknown whether this expe...
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Article
The effect of surrogate procedure volume on bariatric surgery outcomes: do common laparoscopic general surgery procedures matter?
A growing body of evidence shows that experience and acquired skills from surrogate surgical procedures may be transferrable to a specific index operation. It is unclear whether this applies to bariatric surge...
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Article
The hidden cost of an extensive preoperative work-up: predictors of attrition after referral for bariatric surgery in a universal healthcare system
Bariatric surgery is in high demand and patients generally undergo an extensive work-up process to maximize the success of surgery, especially in universal healthcare systems. Although valuable, this work-up p...
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Article
Diverting loop ileostomy with colonic lavage as an alternative to colectomy for fulminant Clostridioides difficile: a systematic review and meta-analysis
Surgical consultation is recommended for all patients with fulminant Clostridioides difficile infection (CDI). If surgery is required, total abdominal colectomy (TAC) is most commonly performed. However, divertin...
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Article
Optimal timing of urinary catheter removal following pelvic colorectal surgery: a systematic review and meta-analysis
Acute urinary retention (AUR) is a common postoperative complication in colorectal surgery. In pelvic colorectal operations, the optimal duration for postoperative urinary catheter use is controversial. This s...
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Article
Diagnostic Value of C-Reactive Protein Levels in Postoperative Infectious Complications After Bariatric Surgery: a Systematic Review and Meta-Analysis
Bariatric surgery involves the risk of postoperative infectious complications, in particular, anastomotic leaks and intra-abdominal abscesses. C-reactive protein (CRP) is a nonspecific marker of inflammation w...
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Article
Peroral endoscopic myotomy (POEM) for the treatment of pediatric achalasia: a systematic review and meta-analysis
Achalasia is a rare primary esophageal dysmotility disorder in children. Peroral endoscopic myotomy (POEM) is a novel endoscopic technique which has shown promising results for treating achalasia in adults. Ho...
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Article
The value of surgical experience: excess costs associated with the Roux-en-Y gastric bypass learning curve
Gastric bypass has a steep learning curve that is associated with increased adverse outcomes and these adverse outcomes are associated with increases in cost. This study sought to quantify the effect of cumula...
