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Scholars Journal of Applied Medical Sciences | Volume-14 | Issue-07
Role of Fiberoptic Nasopharyngolaryngoscopy in the Diagnosis of Laryngeal Pathologies: A Study on Vocal Cord Polyps
Muhammad Nadirul Amin
Published: July 6, 2026 |
16
15
Pages: 1005-1010
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Abstract
Background: Vocal cord polyps are among the most prevalent benign laryngeal lesions in otorhinolaryngology practice and a leading cause of dysphonia in the working-age population. Prompt and accurate endoscopic characterization is essential to guide appropriate management. Fiberoptic nasopharyngolaryngoscopy (FNPL) offers real-time, high-resolution laryngeal visualization and has become an indispensable office-based diagnostic tool for these lesions. This study aimed to evaluate the role of FNPL in characterizing vocal cord polyps and to determine the association between voice abuse and polyp size. Methods: A cross-sectional observational study was conducted at the Department of Otorhinolaryngology, Narsingdi Sadar Hospital, Narsingdi, Bangladesh, from January to December 2025. A total of 150 patients with vocal cord polyps confirmed on FNPL were enrolled consecutively. Socio-demographic data, clinical presentations and predisposing factors were recorded on a structured proforma. Endoscopic parameters including side of involvement, site of attachment, morphological type, lesion size and glottic closure pattern were documented. Data were analyzed using SPSS version 25.0 and the chi-square test was applied to assess the association between voice abuse and polyp size. Results: The mean age was 43.8 ± 10.9 years, with male predominance (69.3%). Hoarseness of voice was universal (100%). Voice abuse was the leading predisposing factor (74.7%), followed by smoking (50.7%) and reflux symptoms (36.0%). On FNPL, the left vocal cord was most frequently involved (47.3%) and the junction of the anterior and middle third was the predominant site of attachment (74.0%). Pedunculated polyps were more common (59.3%) and medium-sized lesions (3-5 mm) predominated (57.3%). Incomplete glottic closure was observed in 78.7%. A statistically significant association was found between voice abuse and larger polyp size (p = 0.041). Conclusion: FNPL is a reliable, minimally invasive diagnostic


