1. Differential diagnosis of idiopathic granulomatous mastitis and breast cancer using acoustic radiation force impulse imaging.
- Author
-
Teke M, Teke F, Alan B, Türkoğlu A, Hamidi C, Göya C, Hattapoğlu S, and Gumus M
- Subjects
- Adult, Aged, Aged, 80 and over, Breast pathology, Breast Neoplasms pathology, Diagnosis, Differential, Endoscopic Ultrasound-Guided Fine Needle Aspiration, Female, Granulomatous Mastitis pathology, Humans, Middle Aged, Prospective Studies, Breast diagnostic imaging, Breast Neoplasms diagnostic imaging, Granulomatous Mastitis diagnostic imaging, Ultrasonography, Mammary methods
- Abstract
Purpose: Differentiation of idiopathic granulomatous mastitis (IGM) from carcinoma with routine imaging methods, such as ultrasonography (US) and mammography, is difficult. Therefore, we evaluated the value of a newly developed noninvasive technique called acoustic radiation force impulse imaging in differentiating IGM versus malignant lesions in the breast., Methods: Four hundred and eighty-six patients, who were referred to us with a presumptive diagnosis of a mass, underwent Virtual Touch tissue imaging (VTI; Siemens) and Virtual Touch tissue quantification (VTQ; Siemens) after conventional gray-scale US. US-guided percutaneous needle biopsy was then performed on 276 lesions with clinically and radiologically suspicious features. Malignant lesions (n = 122) and IGM (n = 48) were included in the final study group., Results: There was a statistically significant difference in shear wave velocity marginal and internal values between the IGM and malignant lesions. The median marginal velocity for IGM and malignant lesions was 3.19 m/s (minimum-maximum 2.49-5.82) and 5.05 m/s (minimum-maximum 2.09-8.46), respectively (p < 0.001). The median internal velocity for IGM and malignant lesions was 2.76 m/s (minimum-maximum 1.14-4.12) and 4.79 m/s (minimum-maximum 2.12-8.02), respectively (p < 0.001)., Conclusion: The combination of VTI and VTQ as a complement to conventional US provides viscoelastic properties of tissues, and thus has the potential to increase the specificity of US.
- Published
- 2017
- Full Text
- View/download PDF