Based on the DSM-IV-TR, if the adjustment disorder lasts less than 6 months, then it may be not considered chronic. In case it lasts more than six months, it may be considered long-term.

Length of symptoms

How long you have symptoms of an adjustment disorder may also vary: In these instances, symptoms should ease once the stressor is removed. Brief professional treatment may help symptoms disappear. - More than 6 months (chronic). In these cases, symptoms continue to bother you and disrupt your life. Professional treatment may help symptoms prevent the state from continuing to get worse and enhance.