volvulus of sigmoid colon and cecum is not uncommon in tropical africa , but gastric volvulus is relatively rare , especially when compared with various causes of peptic ulcer syndrome seen at the university college hospital in ibadan , nigeria.a case of chronic intermittent type of gastric volvulus with superficial gastric ulcerations was recently seen and treated by vagotomy , pyloroplasty , and gastropexy .
C0001737
africa
C0028075
nigeria