Brain tumors are managed surgically or with chemotherapy, and behavioral and developmental problems are managed through therapy and psychiatric medications.
But it's also important to use tools like psychotherapy and cognitive behavioral therapy to help the individual and his or her family structure a new relationship around food.
And therefore, it's actually way more similar to what is fondly called traditional therapy or psychiatry, or the one that is being done face-to-face in an office setting.
For example, a 2012 meta-analysis of 11 studies found that psychoanalytic therapy was somewhat effective for a variety of disorders if you compared it to treatments that didn't involve talk therapy.