Presenter Status

Resident/Ph.D/Post graduate (> 1 month of dedicated research time)

Abstract Type

Research

Primary Mentor

Tolulope Oyetunji, MD MPH

Start Date

17-5-2024 11:30 AM

End Date

17-5-2024 1:30 PM

Presentation Type

Poster Presentation

Description

Introduction: The use of metal stabilizers in minimally invasive pectus excavatum repair (MIPER) has been previously associated with multiple postoperative complications. We aimed to identify if bilateral metal stabilizers increase the risk of incision complications when compared to unilateral stabilizers.

Methods: Institutional Review Board approval was obtained. Patients that underwent MIPER with metal stabilizers from 2019 to 2022 and currently had the bar in place, at a single tertiary care pediatric center, were included. A telephone survey evaluated if they had incision-associated symptoms, and if the location was congruent with the stabilizer site. A retrospective chart review was performed to collect data including demographics and surgery details. Categorical variables were compared using the chi-square test and continuous variables using the Wilcoxon signed-rank test. Significance was defined as p<0.05.

Results: A total of 58 patients were identified. The response rate was 58.6% (n=34) with 16 having unilateral and 18 having bilateral stabilizers. Baseline characteristics between respondents and non-respondents were similar. Most of the respondents were male (94.2%) and Caucasian (91.2%) with a median age at surgery of 15.3 years (IQR 14.5,17.3). Of those reporting pain at the surgical incisions, 22.2% had bilateral stabilizers and 18.8% unilateral stabilizers. In those with unilateral stabilizers, the pain was congruently located. Of those reporting other symptoms, 33.3% had bilateral and 25.0% unilateral stabilizers. Symptoms were congruent with the stabilizer site in 50% of those with unilateral stabilizers. There was no difference in pain (p=1.0), or other symptoms (p=0.72) associated with the surgical incisions when comparing bilateral/unilateral stabilizers.

Conclusion: There is no difference in the risk of having symptoms related to the incision site when comparing bilateral and unilateral stabilizers. In cases of unilateral stabilizers, symptoms are not always congruent with the stabilizer site suggesting other determinant factors need to be explored.

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May 17th, 11:30 AM May 17th, 1:30 PM

Comparing Bilateral And Unilateral Metal Stabilizers: Incision Complications In Pectus Repair

Introduction: The use of metal stabilizers in minimally invasive pectus excavatum repair (MIPER) has been previously associated with multiple postoperative complications. We aimed to identify if bilateral metal stabilizers increase the risk of incision complications when compared to unilateral stabilizers.

Methods: Institutional Review Board approval was obtained. Patients that underwent MIPER with metal stabilizers from 2019 to 2022 and currently had the bar in place, at a single tertiary care pediatric center, were included. A telephone survey evaluated if they had incision-associated symptoms, and if the location was congruent with the stabilizer site. A retrospective chart review was performed to collect data including demographics and surgery details. Categorical variables were compared using the chi-square test and continuous variables using the Wilcoxon signed-rank test. Significance was defined as p<0.05.

Results: A total of 58 patients were identified. The response rate was 58.6% (n=34) with 16 having unilateral and 18 having bilateral stabilizers. Baseline characteristics between respondents and non-respondents were similar. Most of the respondents were male (94.2%) and Caucasian (91.2%) with a median age at surgery of 15.3 years (IQR 14.5,17.3). Of those reporting pain at the surgical incisions, 22.2% had bilateral stabilizers and 18.8% unilateral stabilizers. In those with unilateral stabilizers, the pain was congruently located. Of those reporting other symptoms, 33.3% had bilateral and 25.0% unilateral stabilizers. Symptoms were congruent with the stabilizer site in 50% of those with unilateral stabilizers. There was no difference in pain (p=1.0), or other symptoms (p=0.72) associated with the surgical incisions when comparing bilateral/unilateral stabilizers.

Conclusion: There is no difference in the risk of having symptoms related to the incision site when comparing bilateral and unilateral stabilizers. In cases of unilateral stabilizers, symptoms are not always congruent with the stabilizer site suggesting other determinant factors need to be explored.