Postoperative Swallowing Assessment After Lung Transplantation

Area of Science:

• Medicine
• Pulmonology
• Speech-Language Pathology

Background:

• Dysphagia and aspiration are significant causes of morbidity in lung transplant recipients.
• Frailty and prolonged intubation exacerbate swallowing difficulties and aspiration risk.
• Speech-language pathologists play a key role in evaluating and managing swallowing in these patients.

Purpose of the Study:

• To evaluate the incidence of dysphagia and aspiration in lung transplant patients.
• To assess the effectiveness of clinical bedside swallowing evaluations versus instrumental assessments.
• To establish best practices for postoperative management to prevent aspiration.

Main Methods:

• Retrospective analysis of lung transplant patients from April 2009 to September 2012.
• Clinical bedside swallowing examinations performed by speech-language pathology teams.
• Instrumental evaluations including modified barium swallow or fiberoptic endoscopic evaluation of swallowing.

Main Results:

• 54% of patients showed clinical signs of aspiration.
• 67% of patients had deep laryngeal penetration or aspiration during instrumental testing.
• 27% of patients with normal clinical exams exhibited silent aspiration or penetration.

Conclusions:

• Aspiration is common in lung transplant patients, with many cases missed by clinical exams alone.
• Clinical bedside examinations lack sensitivity for detecting silent aspiration.
• Implementing a standardized practice following lung transplantation is vital to mitigate aspiration-related complications.