“…According to Forestier, the incidence of stage 2 or a higher stage OALL was 46.4% in men, 19.6% in women, and 30.7% overall; it was 4.5% in a mass screening of the general population aged 50 years and older [5]. It is more common among elderly men [2] and has no characteristic symptoms, but it causes dysphagia, hoarseness, neck pain, back pain, and other symptoms [6]. Of patients with OALL, 17-28% experience dysphagia [7].…”