enteritis vs gastroenteritis

enteritis

noun
  • Inflammation of the intestines, generally the small intestine, that may lead to diarrhea. 

gastroenteritis

noun
  • Inflammation of the mucous membranes of the stomach and intestine; often caused by an infection. 

How often have the words enteritis and gastroenteritis occurred in a corpus of books? (source: Google Ngram Viewer )