PTSD and grief are similar that you need to go through these steps. Try another route if you must but you still come through these 4 steps. Thanks to my friend in Australia for sharing this.
I’m glad I just found this :© EPEC Project,1999
Module 12: Last Hours of Living, Part 3
To deal with loss of any kind, individuals must complete each task of the grieving
Accept the reality of loss
Experience the pain caused by the loss
Adjust to the new environment after the loss
Rebuild a new life