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Published on: November 6, 2019
Risk Factors of Post-Tonsillectomy Bleeding and Differences Between Children and Adults: Implications for Risk
Bülent Öcal1, Mehmet Murat Günay1, Kemal Keseroğlu2
1Ankara Etlik City Hospital, Department of Otorhinolaryngology-Head and Neck Surgery, Ankara, Türkiye.
Insights
Adults and patients using non-steroidal anti-inflammatory drugs (NSAIDs) post-tonsillectomy face a higher risk of post-tonsillectomy hemorrhage (PTH). Minor bleeding episodes also increase the likelihood of rebleeding in adults.
Area of Science:
- Otolaryngology
- Surgical Outcomes
- Hemorrhage Research
Background:
- Post-tonsillectomy hemorrhage (PTH) is a significant complication.
- Understanding risk factors is crucial for patient management and preventing rebleeding.
Purpose of the Study:
- To identify clinical factors associated with post-tonsillectomy hemorrhage (PTH).
- To investigate the risk of rebleeding episodes after tonsillectomy.
Main Methods:
- Retrospective review of 1,082 patient records from May 2018 to April 2019.
- Data collected included demographics, surgical details, postoperative care, and hemorrhage events.
- Statistical analysis using univariate and multivariable models to identify risk factors.
Main Results:
- Overall PTH rate was 8.0%, with higher incidence in adults (18.8%) compared to children (4.0%).
- Significant risk factors for PTH included older age (>15 years) and postoperative NSAID use.
- Severe hemorrhage requiring surgical intervention was more common in adults (8.2%) than children (1.5%).
Conclusions:
- Adult patients and those using NSAIDs postoperatively are at increased risk of PTH.
- Previous minor bleeding episodes may elevate the risk of subsequent hemorrhage in adults.
Objective:
To investigate the association between clinical factors and post-tonsillectomy hemorrhage (PTH) including rebleeding episodes.
Methods:
The medical records of 1,082 patients who underwent tonsillectomy between May 2018 and April 2019 were reviewed. The entire study cohort included 431 (39.7%) children aged less than six years and 292 (26.9%) adults older than 15 years. Data on patient demographics, surgical indication, dissection technique, tonsils' grade, postoperative analgesia, surgeon's experience, the season of surgery, management of hemorrhage, length of hospital stay, and rebleeding episode were noted.
Results:
Postoperative hemorrhage occurred in 87 cases (8.0%) including 32 children (4.0% of children) and 55 adults (18.8% of adults). Age, surgical indication, tonsils' grade, and postoperative use of non-steroidal anti-inflammatory drugs (NSAIDs) were risk factors found to be statistically significant for PTH in univariate analysis (p<0.05). Multivariable analyses identified patients older than 15 years and those who received postoperative NSAIDs to be risk factors of PTH [Odds ratio (OR): 15.5, 95% confidence interval (CI): 7.68-31.27, p<0.001, OR: 0.22, 95% CI: 0.11-0.44, p<0.001, respectively]. About one out of every 60 (1.5%) children had severe oropharyngeal bleeding, whereas every 12th (8.2%) patient of those aged >15 years had severe hemorrhages that warranted surgical hemostasis in the operating room (p<0.001).
Conclusion:
The risk of bleeding after tonsillectomy was significantly higher in adults and users of NSAIDs postoperatively. Also, the evidence of minor bleeding increased the risk of a second bleeding episode in adulthood.
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