Publications by authors named "Collin McKenzie"

Importance: There are limited data to guide practices to reduce surgical site infections following sacral neuromodulation; however, many surgeons prescribe prophylactic postoperative antibiotics after device implantation.

Objective: The aim of the study was to compare the proportion of patients with sacral neuromodulation device-associated surgical site infections after use of prophylactic postoperative antibiotics versus none.

Study Design: This was a multicenter retrospective cohort study of patients undergoing sacral neuromodulation device implantation at 11 institutions from January 2014 to December 2023, comparing outcomes in patients who did versus did not receive prophylactic postoperative antibiotic treatment.

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Importance: The associated effect of duration of the second stage of labor (SSL) on pelvic floor symptoms development is not well studied.

Objective: This study aimed to examine the association between duration of SSL and pelvic floor symptoms at 6 months postpartum among primiparous women.

Study Design: A planned secondary analysis of a multicenter randomized trial evaluating the impact of immediate versus delayed pushing on vaginal delivery rates, maternal morbidity, and neonatal outcomes was conducted between 2014 and 2018.

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Article Synopsis
  • - Ureteral injury can happen during gynecologic surgeries and may lead to long-term health issues.
  • - Traditionally, significant ureteral injuries are treated with a transabdominal re-implantation, but this case reports on a new method using a transvaginal approach.
  • - In this case, a ureter was transected during pelvic organ prolapse surgery, but the transvaginal repair (ureteroneocystostomy) was successful with no complications in the following 6 months.
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Objective: The aim of the study was to compare rates of persistent gluteal and posterior thigh pain, procedural efficacy, and postoperative complications at 1 year after sacrospinous ligament fixation using either an anchor-based or suture-capturing device.

Methods: This prospective cohort study evaluated outcomes 1 year after operation in patients previously enrolled in a randomized controlled trial comparing an anchor-based versus suture-capturing device for sacrospinous fixation. Symptom scores were evaluated via Pelvic Floor Distress Inventory 20 and Pelvic Floor Impact Questionnaire 7.

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Article Synopsis
  • - This study aimed to analyze how long it takes for women to regain normal bladder function after undergoing vaginal reconstruction surgery and to identify risk factors that may lead to postoperative urinary retention.
  • - Researchers conducted a retrospective analysis of 124 women from a group of 148 who had the surgery between 2013 and 2018, finding that the average time to regain bladder function was 4.1 days, with factors like longer surgery time and hysterectomy being linked to delays.
  • - Key findings indicated that certain factors, such as surgery length and the presence of diabetes, can predict longer recovery times for bladder function, which can assist doctors in planning postoperative care more effectively.
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Purpose: Our objective was to compare the recollection of preoperative counseling regarding mesh for pelvic organ prolapse (POP) and/or stress urinary incontinence (SUI) among women with or without a mesh-related complication (MRC). We hypothesized that the patients who had MRC would better recollect counseling regarding complications associated with mesh.

Methods: We conducted a retrospective cohort study among women who had prior implantation of synthetic, non-absorbable mesh for POP and/or SUI at least 3 months prior who presented with or without a MRC.

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Volatile organic compounds (VOCs), such as vinyl chloride (VC), can be directly toxic at high concentrations. However, we have shown that 'nontoxic' exposures to VC and its metabolite chloroethanol (CE) enhances experimental non-alcoholic fatty liver disease (NAFLD), suggesting an unpredicted interaction. Importantly, VOC exposure has been identified as a potential risk factor for the development of obesity and its sequelae in humans.

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