?????

?????????????3?

1.?? ??????????(30%)??

2. ??????????????

3. ????????

1.? ?????????????????????Q????????????????????????????????(infantale perianal pyramidal protrusions)?????????B????

2.?

(1)??? ?????????2mm?5mm

(2)? ???????1cm??????(?1A)

(3)? ???12mm(?1B)???

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