What category of psychological disorders is characterized by inflexible and maladaptive behavioral patterns?

The category of psychological disorders characterized by inflexible and maladaptive behavioral patterns is known as personality disorders. These disorders involve enduring patterns of thinking, feeling, and behaving that deviate from cultural expectations and can lead to significant impairment or distress. Examples include borderline personality disorder, antisocial personality disorder, and narcissistic personality disorder. Individuals with these disorders often struggle with relationships and coping with life's challenges.