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Table 2 Volumes of the same region of different mimic muscles on both sides of the face in a healthy subject* and seven patients

From: 3D-Ultrasonography for evaluation of facial muscles in patients with chronic facial palsy or defective healing: a pilot study

Patient

Frontal muscle

Orbicularis oculi muscle

Depressor anguli oris m.

Depressor labii inf. muscle

Mentalis muscle

 

Partial volume (mm3)

Partial volume (mm3)

Partial volume (mm3)

Partial volume (mm3)

Partial volume (mm3)

 

Healthy side

Palsy side

Ratio

Healthy side

Palsy side

Ratio

Healthy side

Palsy side

Ratio

Healthy side

Palsy side

Ratio

Healthy side

Palsy side

Ratio

#0

559.18

462.61

0.83

317.15

302.46

0.95

1143.79

1084.22

0.95

414.38

348.87

0.84

534.16

502.49

0.94

#1

430.05

512.75

1.19

248.13

31.24

0.13

590.94

208.01

0.35

281.57

7.95

0.03

388.84

147.30

0.38

#2

1489.67

963.28

0.65

116.31

32.34

0.28

418.77

82.26

0.20

142.29

15.67

0.11

225.57

104.83

0.46

#3

763.21

1025.27

1.34

159.94

41.66

0.26

537.21

114.63

0.21

165.53

27.76

0.17

239.04

154.60

0.65

#4

1605.73

1845.93

1.15

105.79

55.00

0.52

548.25

211.70

0.39

392.06

198.29

0.51

367.92

173.88

0.47

#5

1214.30

1290.93

1.06

212.49

11.35

0.05

NA

328.20

NA

NA

42.11

NA

371.95

227.44

0.61

#6

1747.60

1265.61

0.72

214.90

189.08

0.88

925.64

911.25

0.98

317.75

327.64

1.03

NA

NA

NA

#7

1317.75

1223.41

0.93

79.72

84.37

1.06

370.74

391.01

1.05

193.47

246.94

1.28

232.10

212.54

0.92

  1. *In the healthy subject (#0), both facial sides are healthy. There is no palsy side in this subject. Ratio = Palsy side/healthy side, NA = not applicable.