Five lateral periodontal assist clinical features arises mainly in the canine and pre molar region of the mandible. How can you remember this region? Our lateral periodontal system. If we take the first two letters of lateral law and the P from periodontal, we will get lap so we will name lateral periodontal cyst as lap now who is always running a lap or a race. Pac Man is always running a lap and pac man stands for pre molar and canine and man for mandible. So lateral periodontal assist lap who is always running a lab, Pac Man pack is pre molar and canine man is mandible