Right ninth rib: volume in real people

The volume of this structure (right ninth rib) measured on the CT scans of 12 people: from 3.9 to 24 mL, median 14 mL.

Person Sex Age Volume (mL)
1 Female 77 12
2 Male 58 20
3 Male 62 24
4 Female 41 10
5 Female 58 11
6 Female 93 15
7 Male 73 24
8 Male 9 8.4
9 Male 33 20
10 Female 21 13
11 Male 15 15
12 Female 5 3.9
Median 14

right ninth rib

Right ninth rib: 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.