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患儿男,4个月。1981年5月6日入院。患儿生后两个月时,发现右上颌唇侧牙龈长出一“牙”。周围粘膜红肿,15天后“牙齿”脱落。牙窝出血不止,随之长出一紫色肿块,以后逐渐长大。数日来发展迅速。检查:消瘦,右侧上颌骨膨隆,肿物突向固有口腔,占满右侧口腔前庭。前方突出子唇外。肿物前从(?)区向右后达右侧上颌结节。腭部肿物越过中线,达软硬腭交界处。肿物大小约9×5×5 cm,紫黑色,
Male child, 4 months. Admitted to hospital on May 6, 1981. Two months after birth, a gum was found on the gums of the right upper jaw. Peripheral mucosa was red and swollen. After 15 days, the “teeth” fell off. There was more bleeding in the fossa, and a purple lump was grown and gradually grew. It has developed rapidly in a few days. Examination: Loss of weight, bulging of the right maxilla, swelling of the tumor towards the intrinsic cavity, and occupying the right oral vestibule. Prominent outside the lip. From the (?) zone, before the mass, the right maxillary tubercle was reached to the right. Axillary masses crossed the midline and reached the junction of soft and hard palate. The size of the tumor is about 9 × 5 × 5 cm, purple black,