Completing our hernia series, in this episode Sam covers the anatomy of a hiatus hernia. What is it, how does it occur, what are its consequences and how do you treat them? 

Terms covered this week are hiatus hernias (and their types). The oesophageal hiatus of the diaphragm, the oesophageal smooth and striated muscles. Gastroesophageal reflux disease (GORD).