Comment by ThrowawayP

There is an earlier claim to coining of Shit(ty) Life Syndrome not mentioned in the Wikipedia entry, a ha-ha-only-serious parody diagnosis in a medical humor collection named "Placebo Journal": https://authenticmedicine.com/2019/08/did-i-discover-the-con... Skip down to the "Diagnosis: SLS (classical type)" section for the meat of the parody if you don't want to go through the miscellanea that goes with a clinical visit report, although those bits are interesting in their own way.