Nasal process of premaxilla forms the whole posteriormargin of the naris.
背突构成整个外鼻孔的后缘。
2
Posteriormargin of lumbar vertebral posterior regional node appeared as arch protruding into spine canal, resulting in stenosis of spine canal and intervertebral foramen.
位于椎体后缘者可导致椎管狭窄,如其后缘断裂则可能合并椎间盘突出。
3
Methods 12 cases of posterior acetabular margin fractura were treated with SR-PLLA screws. 4 cases complicated with femoral head fractura.