在超微结构上，肿瘤细胞具有逐渐变细的细胞核，且细胞核具有长而细腻的胞浆突起，并与突出的浆膜下的胞吞小泡相关。
Ultrastructurally, the tumor cells had tapering nuclei with long, delicate cytoplasmic processes associated with prominent subplasmalemmal pinocytotic vesicles.
目的：介绍阑尾浆膜下切除的手术体会及观察该术式的远期疗效。
Objective:To observe the long-term therapeutic effect and summarize the operative experience of subserous appendectomy in patients with appendicitis , whose position and type were special.
方法对用传统方法切除困难的156例阑尾，采用浆膜下阑尾切除术。
Methods: 156 appendices which were difficult to remove by traditional appendectomy were excised under the serous coat in patients with appendicitis.
与无积气者比较，存在壁内或浆膜下积气的肠套叠患儿经保守治疗后恢复的比例较低（P<0.05）。
The presence of intramural or subserosal gas predicted a lower chance of reduction by conservative treatment or ultrasound guided hydrostatic reduction(P<0.05).
与无积气者比较，存在壁内或浆膜下积气的肠套叠患儿经保守治疗后恢复的比例较低（P<0.05）。
The presence of intramural or subserosal gas predicted a lower chance of reduction by conservative treatment or ultrasound guided hydrostatic reduction(P<0.05).
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