Results (1) Jaundice was usually the first symptom in extrahepatic bile duct carcinoma. Other symptom included abdominal hidden pain (49.5%), atony (30.6%), fleshless (27.2%) and inappetence (13.1%).
The parameters of internal environment in rumen and the indices of autonomic nervous regulation were examined in 69 heads of cattle suffering from the alkaline forestomach atony and ruminal impaction.