The present study was conducted on 48 apparently healthy dogs. The operations performed were oesopha¬gostomy and 1, l1/2 and 2 cm. oesophageal resection with immediate end-to-end anastomosis. The results showed that the amount of resection of the cervical oesophagus in dogs must not exceed than 1.5 cm. in length and in which its function is to maintatined.