The Use of Methylene Blue in Early Detection of the Vocal Fold Cancer

Laryngeal cancer represents an important problem in the public health department, mainly due to the fact that the lack of early symptoms leads to most cases being diagnosed in advanced stages, when surgical procedures must be extensive and will affect the quality of life of the patient. Nowadays, the problem of early diagnosis of laryngeal cancer and procedures that may facilitate it is of great importance, with contact endoscopy following in vivo methilene blue coloration being one of the most promising options.