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Aspiration prevention surgeries: a review
Rumi Ueha1,2, Redentor B Magdayao3,4, Misaki Koyama3
1Swallowing Center, The University of Tokyo Hospital, 7-3-1 Hongo, Bunkyo-Ku, Tokyo, 113-8655, Japan. UEHAR-OTO@h.u-tokyo.ac.jp.
Respiratory Research
|February 7, 2023
Summary
Surgical interventions for intractable aspiration, such as laryngectomy or tracheal alteration, can prevent pneumonia and improve oral intake. While most patients lose vocal function, some regain speech, and quality of life improves for many.
Area of Science:
- Otolaryngology
- Surgical Innovation
- Patient Outcomes
Background:
- Severe dysphagia can lead to life-threatening pneumonia and intractable aspiration.
- Surgical intervention is crucial for managing intractable aspiration and preventing severe complications.
- Existing surgical treatments for aspiration prevention lack widespread awareness and understanding of their benefits.
Purpose of the Study:
- To review and categorize various aspiration prevention surgeries.
- To increase awareness of aspiration prevention surgical options among medical professionals.
- To guide the selection of appropriate surgical interventions for patients with intractable aspiration.
Main Methods:
- Categorization of surgeries based on approach: larynx removal, trachea alteration, or larynx closure.
- Detailed description of specific procedures within each category (e.g., laryngectomy, tracheoesophageal diversion, laryngeal closure types).
- Review of clinical outcomes, including efficacy, vocal function, and complication rates.
Main Results:
- Aspiration prevention surgeries are effective in preventing aspiration and improving oral intake in 50-80% of patients.
- Vocal function is often lost, but speech restoration is possible via tracheoesophageal puncture with a voice prosthesis.
- Suture failure is a notable complication, varying by surgical technique; quality of life improves due to reduced suctioning.
Conclusions:
- Aspiration prevention surgeries have evolved significantly, offering various approaches to manage intractable aspiration.
- Continuous medical education is vital for healthcare professionals to master and apply these techniques effectively based on individual patient needs.

