Someone has developed a preoccupation with marijuana, spends…

Someone has developed a preoccupation with marijuana, spends a significant amount of time finding marijuana, and has reduced their involvement in important life activities. What is the most likely stage of “typical progression of substance use” that this person belongs to?

Tina reports chronic feelings of emptiness, thoughts of suic…

Tina reports chronic feelings of emptiness, thoughts of suicide, difficulty maintaining relationships, a history of suicide attempts, a history of cutting and burning her legs, and feeling as though her emotions are more in control of her than she is in control of them. These symptoms have been present since 15 years old. The most likely diagnosis is