Marty is a 15-year-old boy whose parents have brought him to a mental health clinic for evaluation. They are concerned because his grades have fallen and he has become angry and sometimes even violent. He spends long periods of time alone and does not want to see his friends. The parents report that he has never been a "bad" boy nor had problems in school. They are worried about the changes in his behavior. Which of the following is the most likely cause?

Question

Quizplus · Accepted Answer

Marty's symptoms, including anger, violence, social withdrawal, and a decline in academic performance, are indicative of depression. These changes are significant and not typical of normal adolescent behavior or ADHD, and there's no information suggesting he's influenced by a tough crowd.

Marty Is a 15-Year-Old Boy Whose Parents Have Brought Him