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Published on: November 6, 2019
Risk Factors for Postoperative Bleeding after Adenoidectomy
Milan Urík1, Michal Bartoš1, Soňa Šikolová1
1Department of Paediatric Otorhinolaryngology, University Hospital Brno and Faculty of Medicine, Masaryk University, 61300 Brno, Czech Republic.
Insights
Increased blood pressure and longer surgery duration are key risk factors for postoperative bleeding after pediatric adenoidectomy. Identifying these helps improve patient safety and surgical outcomes.
Area of Science:
- Pediatric Otolaryngology
- Surgical Risk Assessment
- Pediatric Anesthesia
Background:
- Postoperative bleeding is a significant complication following adenoidectomy in children.
- Accurate identification of risk factors beyond standard coagulation parameters is crucial for patient safety.
Purpose of the Study:
- To identify additional risk factors for bleeding after pediatric adenoidectomy.
- To enhance preoperative risk stratification for adenoidectomy procedures.
Main Methods:
- Prospective observational study conducted at a tertiary pediatric otorhinolaryngology center.
- Inrolled 288 children (aged 0-18 years) undergoing adenoidectomy.
- Evaluated various potential risk factors including blood pressure and surgery duration.
Main Results:
- Elevated systolic, diastolic, and mean arterial blood pressure were statistically significant risk factors for postoperative bleeding (p < 0.05).
- Longer surgical time was also a significant predictor of bleeding (p < 0.001).
- Factors such as atmospheric pressure, surgeon experience, adenoid characteristics, and coagulation status were not identified as risk factors.
Conclusions:
- Increased blood pressure and prolonged surgery duration are significant risk factors for bleeding after pediatric adenoidectomy.
- These findings provide valuable data to complement existing knowledge and improve surgical safety protocols.
- Highlights the importance of monitoring blood pressure and optimizing surgical efficiency in pediatric adenoidectomy.
Importance:
Postoperative bleeding is a common and potentially life-threatening complication. Precise identification of risk factors in addition to the basic ones, such as coagulation parameters, is certainly very desirable.
Objective:
The aim of this study was to identify other possible risk factors for bleeding after adenoidectomy in children.
Design:
This observational prospective study enrolled children undergoing adenoidectomy from October 2019 to February 2020, then evaluated the influence of possible risk factors for bleeding.
Setting:
Tertiary pediatric otorhinolaryngology center.
Participants:
A total of 288 children aged 0-18 years undergoing adenoidectomy for recurrent upper respiratory tract infections, recurrent acute otitis media, secretory otitis media, and obstructive sleep apnea syndrome.
Main Outcomes And Measures:
Increased blood pressure and time of surgery were identified as risk factors for bleeding after adenoidectomy.
Results:
Elevated systolic (p = 0.046), diastolic (p = 0.012), and mean arterial blood pressure (p = 0.007) (Mann-Whitney U test) as adjusted for age-specific distributions and with corrections for height and weight, as well as time length of surgery (p < 0.001) (Fisher's exact test) were revealed as statistically significant risk factors for postoperative bleeding. Atmospheric pressure, surgeon's level of experiences, chronic inflammatory content in adenoid vegetation (AV), size of AV, recidivism of AV, recurrent infections of the upper respiratory tract, type of anesthesia, long-term using of drugs, and positive coagulation questionnaire or pathology in standard coagulation tests were not found to be risk factors for bleeding after adenoidectomy.
Conclusions And Relevance:
In this prospective study within a well-defined population of children, we evaluated increased blood pressure and time of surgery as risk factors for bleeding after adenoidectomy. These data bring new information that complements current knowledge in this field.
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