*Leisions of the [[Oesophagus - Anatomy & Physiology|oesophagus]] or [[Oesophageal groove|oesophageal groove]] such as tumours, abcessation or infection with [[Actinobacillus lignieresii|Actinobacillus lignierii.]]
+
*Leisions of the [[Oesophagus - Anatomy & Physiology|oesophagus]] or [[Oesophageal groove|oesophageal groove]] such as tumours, abcessation or infection with [[Actinobacillus lignieresii|Actinobacillus lignieresii.]]
*Prolonged lateral recumbency
*Prolonged lateral recumbency
*Excessive cereal ingestion
*Excessive cereal ingestion
*Rumenal atony
*Rumenal atony
−
*Inability to eructate due to '''Tentanus''' or '''Milk fever'''
+
*Inability to eructate due to '''[[Tentanus]]''' or '''Milk fever'''
*Chronic inflammatory or adhesive disease of the [[The Reticulum - Anatomy & Physiology|reticulum]]
*Chronic inflammatory or adhesive disease of the [[The Reticulum - Anatomy & Physiology|reticulum]]