What question did this study set out to answer?

To evaluate the relationship between acid exposure, reported symptoms, and pharyngeal findings in suspected laryngopharyngeal reflux cases.

Visual Findings and Reported Symptoms Do Not Correlate With Laryngopharyngeal Reflux, Underscoring the Need for Confirmatory Diagnostics

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Observational study shows normal values do not correlate with symptoms in laryngopharyngeal reflux, suggesting need for objective testing.

To evaluate the relationship between acid exposure, reported symptoms, and pharyngeal findings in suspected laryngopharyngeal reflux cases.
Included 70 symptomatic patients and 50 healthy controls
Conducted 24-hour dual-probe pH monitoring
Administered reflux symptom index and new reflux symptom questionnaire
Evaluated findings via videolaryngoscopy and reflux finding score
No significant correlation between acid reflux episodes and symptoms or findings
83% of participants had no hypopharyngeal acid reflux events
Difference in proportions with reflux episodes noted

Patjas et al. (2026) studied this question.

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Observational study shows normal values do not correlate with symptoms in laryngopharyngeal reflux, suggesting need for objective testing.