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Evaluation of benign parotid gland tumors with superb microvascular imaging and shear wave elastography

Hakan Cebeci
Hakan Cebeci
, 
Mehmet Öztürk
Mehmet Öztürk
, 
Mehmet Sedat Durmaz
Mehmet Sedat Durmaz
, 
Abidin Kılınçer
Abidin Kılınçer
, 
Ömer Erdur
Ömer Erdur
 und 
Bahar Çolpan
Bahar Çolpan
   | 28. Sept. 2020
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Article Category: research-article
Online veröffentlicht: 28. Sept. 2020
Seitenbereich: 185 - 190
Eingereicht: 22. Apr. 2020
Akzeptiert: 21. Juni 2020
DOI: https://doi.org/10.15557/jou.2020.0031
Schlüsselwörter
© 2021 Polish Ultrasound Society. Published by Medical Communications Sp. z o.o.
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Fig. 1.

Three different measurements of elasticity and shear wave velocity in a single transverse plane from the tumor core and normal appearing parotid gland
Three different measurements of elasticity and shear wave velocity in a single transverse plane from the tumor core and normal appearing parotid gland

Fig. 2.

Measurement of the vascular index during cSMI examination by lining tumor borders
Measurement of the vascular index during cSMI examination by lining tumor borders

Fig. 3.

Shear wave elastography ( A ) and color superb microvascular imaging ( B ) examinations of a 29-year-old female patient having a pathologically proven pleomorphic adenoma on the left parotid gland. There was no vascular signal in the tumor core
Shear wave elastography ( A ) and color superb microvascular imaging ( B ) examinations of a 29-year-old female patient having a pathologically proven pleomorphic adenoma on the left parotid gland. There was no vascular signal in the tumor core

Fig. 4.

Shear wave elastography ( A ) and color superb microvascular imaging ( B ) examinations of a 37-year-old female patient having a pathologically proven Warthin tumor on the left parotid gland. The vascular index of the lesion was 20.6
Shear wave elastography ( A ) and color superb microvascular imaging ( B ) examinations of a 37-year-old female patient having a pathologically proven Warthin tumor on the left parotid gland. The vascular index of the lesion was 20.6

Fig. 5.

Shear wave elastography ( A ) and color superb microvascular imaging ( B ) examinations of a 22-year-old female patient having a pathologically proven adenoid cystic carcinoma on the right parotid gland. The vascular index of the lesion was 11.2
Shear wave elastography ( A ) and color superb microvascular imaging ( B ) examinations of a 22-year-old female patient having a pathologically proven adenoid cystic carcinoma on the right parotid gland. The vascular index of the lesion was 11.2

Cohort characteristics, elasticity, shear wave velocity and vascularity index values of benign and malignant lesions

Pleomorphic adenoma (n = 14) Warthin tumor (n = 16) p-value
Age (mean ± SD) 41 ± 14.1 58.5 ± 11 ≤0.001*
Gender (F/M) 8/6 1/15 0.002*
Tumor volume (mm3) 304 ± 614 411 ± 267 0.13
Elasticity (in kilopascals) 57.5 ± 31.3 40 ± 21.3 0.11
Shear wave velocity (in meters per second) 4.0 ± 1.8 3.3 ± 0.9 0.52
Relative elasticity 3.2 ± 2.6 1.5 ± 0.9 0.64
Relative shear wave velocity 1.6 ± 0.8 1.2 ± 0.4 0.22
Relative shear wave velocity 1.6 ± 0.8 1.2 ± 0.4 0.22
Vascularity index 2.9 ± 3.1 9.5 ± 9.5 0.012*

Cohort characteristics, elasticity, shear wave velocity and vascular index values of benign and malignant lesions

Benign (n = 33) Malignant (n = 4)
Age (mean ± SD) 48.6 ± 16.6 45.0 ± 30.6
Gender (F/M) 11/22 1/3
Tumor volume (mm3) 342 ± 284 401 ± 359
Elasticity (in kilopascals) 47.7 ± 27.3 55.6 ± 17.9
Shear wave velocity (in meters per second) 3.6 ± 1.4 4.1 ± 0.8
Relative elasticity 2.6 ± 2.8 5.1 ± 1.4
Relative shear wave velocity 1.4 ± 0.81 2 ± 0.4
Vascular index 6.2 ± 7.5 4.7 ± 4.5
eISSN:
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Sprache:
Englisch
Zeitrahmen der Veröffentlichung:
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