a comprehensive evaluation of a patient, including a summary of his or her behavioral, emotional, and psychophysiological disturbances. Diagnostic formulation includes the most significant features of the patient’s total history; the results of psychological and medical examinations; a tentative explanation of the origin and development of his or her disorder; the diagnostic classification of the disorder; a therapeutic plan, including basic and adjunctive treatments; and a prognostic evaluation based on carrying out this plan.