The Thai Journal of Veterinary Medicine


A case of bovine dystocia due to congenital hydrocephalus calf in an indigenous cow was reported. The examination per vagina revealed a large fluid sac, both forelegs and the head of the calf, correction and traction was not possible owing to the abnormal size of the head. Caesarean section was performed successfully with the animal lied on the right lateral position using epidural and local anaesthesia. The calf weighed 20 kg. The sac with diameter of 26 cm contained about 3 litres of serous fluid. Furthermore, there were 2 pinna like structures, one on the right upper eyelid with dimension of 0.8 x 1 cm (wide x length) and the other one was on the left muzzle 4 x 2.5 cm. The dam recovered eventfully within 10 days after the operation.

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