Quantitative Prediction of the Location of Carotid Bifurcation and Neurovascular Structures in the Carotid Region: A Cross-Sectional Cadaveric Study
Table 1
Summary of measurements with statistical description.
Distance ()
Mean
SEM
Median
SD
Variance
Range (min–max)
MBC to mastoid process
157.81
1.59
155.76
10.79
116.44
51.14 (139.56–190.7)
MBC to angle of mandible
127.54
0.94
127.80
6.35
40.37
25.27 (116.45–141.72)
MBC to stylohyoid m.
117.52
1.50
116.18
10.15
102.92
37.45 (102.09–139.54)
MBC to carotid bifurcation
107.95
1.63
108.18
11.08
122.78
47.64 (87.56–135.2)
MBC to STA
105.18
1.54
107.58
10.43
108.83
38.84 (84.57–123.41)
MBC to facial vein
106.45
1.35
105.94
9.17
84.08
37.76 (91.25–129.01)
MBC to CN XII
117.43
1.45
118.08
9.84
96.86
38.67 (96.51–135.18)
Bifurcation to stylohyoid m.
21.73
1.39
22.48
9.47
89.70
38.53 (0.39–38.92)
Bifurcation to ECA/ICA
25.77
1.33
25.45
9.00
81.02
45.02 (0.98–46.00)
Bifurcation to facial vein
11.70
0.87
11
5.92
34.99
22.79 (0.03–22.82)
Bifurcation to CN XII
19.99
1.38
20.84
9.35
87.47
36.14 (3.16–39.3)
Bifurcation to SLN
10.09
0.99
10.07
6.71
45.02
25.31 (0.09–25.4)
MBC: medial border of the clavicle; SEM: standard error of mean; SD: standard deviation; STA: superior thyroid artery; CN XII: hypoglossal nerve; ECA/ICA: point above the bifurcation where the external-internal carotid artery crossover occurs; SLN: superior laryngeal nerve.