The DSM-5 authors have combined substance abuse and dependence into one diagnosis called:

A) substance use disorder.
B) substance abuse disorder.
C) substance dependence disorder.
D) drug-related disorder.

DSM-5

The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, a handbook used by healthcare professionals as the authoritative guide to diagnosing mental disorders.

Substance Use Disorder

A medical condition characterized by the uncontrollable use of substances despite harmful consequences.

Substance Dependence

A condition in which an individual persistently uses a drug or substance despite facing significant harmful consequences, typically involving a strong desire to take the drug and difficulties in controlling its use.