[ABSTRACT] Grief is a complex vital crises, unchanged by the loss of a beloved person, with psychologic, physiologic and behavioural specific characteristics. Non complicated grief is a normal reaction; sometimes , grief process evolves pathologically in different ways such as absence or delay in turn up, excessive intense and long lasting, grief associated to suicide thinking or to psychotic symptoms. In the next piece of work we shall expose in a theoretic manner, both psychotherapeutic ( supp