A 5 year old boy presents to his physician with his mother. She noticed that her son is jerking his head multiple times each day and blinking his eyes too much. He also makes noises all of a sudden without any reason. The boy feels relieved after he does those movements and noises. She is worried about her son's condition specially after a co-worker told her that her boy might have seizures. What is the most likely diagnosis? A- Simple partial onset seizure B- Complex partial onset seizure C- Absence seizure D- Tourette disorder E- Malingering http://medical-usmle.com/?p=766