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Association Between Subjective Symptom Severity and Radiologic Involvement in CRSwNP Patients Using SNOT-22 and
Sahar Fereydouni1, Farahzad Jabbari-Azad1, Maryam Khoshkhui1
1Allergy Research Center, Mashhad University of Medical Sciences, Mashhad, Iran.
Iranian Journal of Otorhinolaryngology
|August 15, 2026
Summary
This study found a moderate link between patient-reported symptoms and radiologic findings in chronic rhinosinusitis with nasal polyps (CRSwNP). Asthma or Samter's triad worsened disease burden, emphasizing combined assessment for better CRSwNP management.
Area of Science:
- Otolaryngology
- Medical Imaging
- Clinical Research
Background:
- Chronic rhinosinusitis with nasal polyps (CRSwNP) significantly impacts quality of life.
- Established methods for assessing CRSwNP include subjective symptom scores and objective radiologic evaluations.
- The correlation between subjective and objective measures in CRSwNP requires further elucidation.
Purpose of the Study:
- To investigate the association between symptom severity and radiologic disease extent in patients with CRSwNP.
- To explore the influence of comorbidities like asthma and Samter's triad on disease burden in CRSwNP.
Main Methods:
- A cross-sectional study involving 141 CRSwNP patients.
- Symptom burden assessed using the Persian version of the Sinonasal Outcome Test-22 (SNOT-22).
- Radiologic disease extent evaluated with the Lund-Mackay computed tomography (CT) scoring system; Spearman's correlation used for analysis.
Main Results:
- A moderate positive correlation (r = 0.347, p < 0.001) was observed between SNOT-22 and Lund-Mackay CT scores.
- Patients with asthma or Samter's triad exhibited significantly higher SNOT-22 and Lund-Mackay scores (p < 0.001).
Conclusions:
- A moderate association exists between subjective symptom severity and objective radiologic findings in CRSwNP.
- Comorbidities such as asthma and Samter's triad are associated with increased disease burden.
- Integrating subjective and objective assessments is recommended for comprehensive CRSwNP evaluation and personalized treatment strategies.

