From: Identification of sex and age for Egyptians using computed tomography of the first lumbar vertebra
Measu-rement | Description | Measure-ment planea | Adjustment Planeb |
---|---|---|---|
EPDu | Measurement taken in between the most anterior and the most posterior edges of upper border of the body of the vertebra (upper endplate) | MIP Sagittal | In axial and coronal planes to obtain the best view for L1 center |
EPDl | Measurement taken in between the most anterior and the most posterior edges of lower border of the body of the vertebra (lower endplate) | ||
XHA | taken between the uppermost and lowermost points for the anterior body border | ||
XHP | taken between uppermost and lowermost points for the posterior body border | ||
LVF | Internal sagittal length of foramen of the vertebra from inner part of posterior border of the spinous process to inner aspect of posterior border of the body of vertebra | ||
SPL | From most posterior edge of the spinous process to inner posterior border of vertebral foramen | ||
SPH | Measurement from superior to inferior borders of the vertebral spinous process at junction of posterior and middle one third | ||
VL | Measured From the most posterior endpoint of the spinous process to the center of an imaginary line passing with anterior border of the body | ||
PH | Measured from superior to inferior borders of the left pedicle | MIP Sagittal | In axial plane |
EPWl | Distance taken between the two lateralmost points in the lower border of the body of the vertebra (lower endplate) | MIP Coronal | In axial and sagittal planes for best view of body center |
EPWu | Distance taken between the two lateralmost points in the upper border of the body of the vertebra (upper endplate) | ||
WFV | maximum inner width of foramen of the vertebra | Axial | In sagittal plane at level passing the pedicle center |
PW | Distance taken from the most lateral to the most medial edges for left pedicle | ||
TDm | Measured between lateral edges of both transverse processes | ||
TD | Measured from inner border of the lamina to the right transverse process tip |