posttraumatic stress disorder combat disorder obsolete medical term male hysteria shell shock http://purl.bioontology.org/ontology/MEDDRA/10040538 http://purl.bioontology.org/ontology/SNOMEDCT/279611005 https://en.wikipedia.org/wiki/Shell_shock https://www.wikidata.org/wiki/Q15061465 A term coined in World War I by British psychologist Charles Samuel Myers to describe the type of post traumatic stress disorder many soldiers were afflicted with during the war (before PTSD was termed). shell-shock