Table 2. Example of method used to divide the rectus abdominis muscle into segments and the slices included in each segment to calculate the corresponding volume.
Anatomical region | Muscle length (mm) | Number of slices | 1st division | 2nd division | 3rd division | Segment |
Pubic Symphysis | 10 | Slice 1 | Slice 1 | Slice 1 | Slice 1 | S1 |
20 | Slice 2 | Slice 2 | Slice 2 | Slice 2 | ||
30 | Slice 3 | Slice 3 | Slice 3 | Slice 3 | ||
40 | Slice 4 | Slice 4 | Slice 4 | Slice 4 | ||
50 | Slice 5 | Slice 5 | Slice 5 | Slice 1 | S2 | |
60 | Slice 6 | Slice 6 | Slice 6 | Slice 2 | ||
70 | Slice 7 | Slice 7 | Slice 7 | Slice 3 | ||
80 | Slice 8 | Slice 8 | Slice 1 | Slice 1 | S3 | |
90 | Slice 9 | Slice 9 | Slice 2 | Slice 2 | ||
100 | Slice 10 | Slice 10 | Slice 3 | Slice 3 | ||
110 | Slice 11 | Slice 11 | Slice 4 | Slice 4 | ||
120 | Slice 12 | Slice 12 | Slice 5 | Slice 1 | S4 | |
130 | Slice 13 | Slice 13 | Slice 6 | Slice 2 | ||
140 | Slice 14 | Slice 14 | Slice 7 | Slice 3 | ||
150 | Slice 15 | Slice 1 | Slice 1 | Slice 1 | S5 | |
160 | Slice 16 | Slice 2 | Slice 2 | Slice 2 | ||
170 | Slice 17 | Slice 3 | Slice 3 | Slice 3 | ||
180 | Slice 18 | Slice 4 | Slice 4 | Slice 4 | ||
190 | Slice 19 | Slice 5 | Slice 5 | Slice 1 | S6 | |
200 | Slice 20 | Slice 6 | Slice 6 | Slice 2 | ||
210 | Slice 21 | Slice 7 | Slice 7 | Slice 3 | ||
220 | Slice 22 | Slice 8 | Slice 1 | Slice 1 | S7 | |
230 | Slice 23 | Slice 9 | Slice 2 | Slice 2 | ||
240 | Slice 24 | Slice 10 | Slice 3 | Slice 3 | ||
250 | Slice 25 | Slice 11 | Slice 4 | Slice 1 | S8 | |
260 | Slice 26 | Slice 12 | Slice 5 | Slice 2 | ||
L1/L2 | 270 | Slice 27 | Slice 13 | Slice 6 | Slice 3 |