Intestinal flu and Inflammatory disease

Intestinal flu noun - Inflammation of the stomach and intestines; can be caused by Salmonella enteritidis.

Inflammatory disease and intestinal flu are semantically related. In some cases you can use "Inflammatory disease" instead a noun phrase "Intestinal flu".

Inflammatory disease noun - A disease characterized by inflammation.

Intestinal flu and inflammatory disease are semantically related. Sometimes you can replace phrase "Intestinal flu" with "Inflammatory disease", this phrases are similar.