MATERIALS METHODS
The study was approved by the institutional ethics committee and
performed in accordance with the good clinical practice, and applicable
regulatory requirements. Informed written consents were obtained from
all participants.
The study was conducted between October 2017 and October 2018 in a
university hospital in the department of otorhinolaryngology. The study
included 40 patients who presented with a laryngeal mass and underwent
microlaryngoscopy under general anesthesia. Patients under 18 years of
age were not included.