RID2514 sacral promontory

RID2515 sacral ala

RID2518 middle crest of sacrum

RID2520 sacral articular crest

RID2521 sacral cornu

RID2523 lateral crest of sacrum

RID29181 pedicle of vertebra 1

RID6125 segment of vertebral body 8

RID7749 dens