seven were found to suffer from achalasia instead of primary anorexia nervosa , one from diffuse oesophageal spasm and one from severe gastro-oesophageal reflux and upper oesophageal sphincter hypertonicity , while partly non-propulsive and repetitive high amplitude , long duration contractions prevailed in the lower oesophagus of another six .
C1451819
upper oesophageal
C0014876
oesophagus