persistent complex bereavement disorder
in DSM–5, a proposed diagnosis labeled “for further study” and based on a combination of symptoms, such as preoccupation with the deceased, marked difficulty accepting the death of a loved one, a desire to die to be with the deceased, difficulty trusting other individuals since the death, and clinically significant distress or impairment; for this diagnosis, at least 12 months (adults) or 6 months (children) must have passed since the death.