As a forensic psychologist, a listing would help courts work with criminal suspects. Dr. Charles Dike's understanding is that it may be that it is "a behavioral symptom and not a diagnosis. But without clinical and research data, the syndrome, whether disorder or symptom, remains a psychiatric puzzle"
If pathological lying can be effectively differentiated from other diseases that have a lying component (such as malingering, confabulation, and narcissistic personality disorder) further study would be required to determine optimal treatments.