#38 智齒蛀牙
#38 3rd molar crown caries due to difficult to clean

#37 智齒塞食物造成#37蛀牙
#37 root caries due to easy food impaction from #38

#37 智齒塞食物造成#37蛀牙
#37 caries due to easy food impaction from #38

智齒塞食物造成#37,#38蛀牙
#37,38 caries due to easy food impaction between #37 & #38

智齒引發鄰接牙根部蛀牙
Mesial impacted 3rd molar #38, #48 cause root caries of tooth #37,#47

智齒造成鄰接牙根部蛀牙引發牙髓發炎
Prolong caries #37,#47 caused their pulpitis