Jessica’s family claims that she is aggressive, rude, and out of control. Her mother, Victoria, and stepmother, Dori, both want to know what is at the root of Jessica’s behaviors.

Dr. Phil refers Jessica to Dr. Daniel Amen, a brain disorder specialist and founder and CEO of Amen Clinics, for a brain scan and to determine whether there is something going on with Jessica’s brain that may be influencing her behaviors.

“A lot of your brain works really well, especially the cerebellum, and I like that for you,” says Dr. Amen, reviewing Jessica’s test results. Watch the video above to hear more about Dr. Amen’s assessment of Jessica’s brain health, why he says her limbic system is “working too hard” and what he recommends to fix it.

And later, what do Dr. Phil and Dr. Amen say Jessica requires most to help her get better?

”My Violent Teen’s Meltdown.” airs Thursday. Check your local listing to find out where to watch.

Dr. Danial Amen is the author of “The End of Mental Illness: How Neuroscience Is Transforming Psychiatry and Helping Prevent or Reverse Mood and Anxiety Disorders, ADHD, Addictions, PTSD, Psychosis, Personality Disorders, and More.” Available wherever books are sold.

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