Ana3D

Fourth lumbar vertebra: volume in real people

The volume of this structure (fourth lumbar vertebra) measured on the CT scans of 12 people: from 15 to 88 mL, median 62 mL.

Person Sex Age Volume (mL)
1 Female 77 64
2 Male 58 64
3 Male 62 74
4 Female 41 53
5 Female 58 61
6 Female 93 88
7 Male 73 68
8 Male 9 30
9 Male 33 79
10 Female 21 52
11 Male 15 44
12 Female 5 15
Median 62

fourth lumbar vertebra

Fourth lumbar vertebra: volume in real people
3D models: TotalSegmentator CT dataset v3.0.0, subject s0462: Wasserthal J, Breit H-C, Meyer MT, et al. TotalSegmentator: Robust Segmentation of 104 Anatomic Structures in CT Images. Radiology: Artificial Intelligence 2023;5(5):e230024, https://doi.org/10.1148/ryai.230024; dataset https://doi.org/10.5281/zenodo.22688904, licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); surfaces extracted from the segmentation masks and simplified by the 3D Anatomy project.