https://www.thelancet.com/journals/lanpsy/article/PIIS2215-0366(21)00097-3/fulltext
https://en.wikipedia.org/wiki/Self-disorder
Disturbances in the sense of minimal self, as measured by the Examination of Anomalous Self-Experience (EASE),[1] aggregate in the schizophrenia spectrum disorders, to include schizotypal personality disorder, and distinguish them from other conditions such as psychotic bipolar disorder and borderline personality disorder.