Clinically important esophageal lesions rarely coexists with oral cavity SCC, for which the benefit of routine esophagogastroduodenoscopy is questionable. Chromoendoscopy enhances the identification of early but clinically important esophageal abnormalities if esophagoscopy is performed for SCC in the larynx, hypopharynx, and oropharynx.

Acupuncture anaesthesia is a feasible anaesthetic option. It reduces the amount of local anaesthetic required, and thus the associated potential complications. It is effective in pain relief and inhibiting gastrointestinal upset. Postoperative recovery was rapid and complication free.