A comparative evaluation of computed tomography and laryngography

Area of Science:

• Otolaryngology
• Radiology
• Medical Imaging

Background:

• Laryngeal disorders require accurate diagnostic imaging for effective treatment planning.
• Traditional methods like laryngography have limitations in visualizing deep tissue invasion and cartilage involvement.

Purpose of the Study:

• To compare the diagnostic efficacy of computed tomography (CT) versus laryngography in evaluating laryngeal disorders.
• To determine the superiority of CT in assessing specific aspects of laryngeal pathology.

Main Methods:

• A prospective study involving 66 patients with laryngeal disorders.
• Direct laryngoscopy, biopsy, laryngography, and computed tomography (CT) were utilized for assessment.

Main Results:

• CT demonstrated superiority in visualizing deep infiltration, cartilage invasion, and neck soft tissue extension.
• CT adequately assessed the subglottic space and showed potential for diagnosing lymph node metastases.
• CT effectively visualized thyroid cartilage distortion, proving equal or better than laryngography in 90% of cases.

Conclusions:

• Computed tomography is a valuable tool for laryngeal disorder assessment, complementing direct laryngoscopy and biopsy.
• CT offers significant advantages over laryngography in visualizing deep tumor invasion and extralaryngeal spread.
• CT imaging is recommended for comprehensive evaluation and treatment planning in laryngeal disorders.