Cervical oesophagus corresponds to
High-Yield Explanation
Cervical esophagus stas at inferior margin of cricoid cailage that corresponds to corpus of 6th cervical veebra. This level is marked by a carotid tubercula named "Chasseing tubercula," which is an impoant landmark in cervical esophagectomy. Cervical esophagus ends at inferior edge of first dorsal veebra that comes up to a horizontal plane of jugular incisura of sternum. The endpoint is the staing point of upper mediastinum, and from this point it is thoracic esophagus. Cervical esophagus is 5-6 cm long, and its luminal diameter is 1.4-1.5 cm at its narrowest point. Ref -<a href="