<prompt> The most common complication seen in hiatus hernia is:EsophagitisAspiration pneumonitisVolvulusEsophageal stricture  <response>: The most common complication seen in hiatus hernia is Esophagitis. Signs Symptoms of hiatus hernia- Type I - Reflux Type II - Herniation of fundus leading to ischemia which can cause abdominal pain Type III - Reflux and Abdominal pain Type IV - High risk of ischemia and strangulation Abdominal pain increased risk of complications 