| English | Russian |
| Down syndrome regression disorder | Регрессивное расстройство при синдроме Дауна (Down syndrome regression disorder (DSRD) is a rare condition involving subacute cognitive decline, loss of previously acquired developmental skills, and prominent neuropsychiatric symptoms, particularly catatonia, in people with Down syndrome. CopperKettle) |
| malignant narcissistic regression | злокачественная нарциссическая регрессия (Alex_Odeychuk) |
| narcissistic regression | нарциссическая регрессия (Alex_Odeychuk) |