There are small yellow-and-white spots on the midline of the upper palate and gingival (齿龈)incisors in newborns, commonly known as "plate teeth or equine teeth(马牙)", which should be dealt with.
A.
pick out.
B.
scraping(刮擦)
C.
anti-infective therapy
D.
coated nystatin(涂制霉菌素)
E.
does not require special treatment, can disappear on its own