PMC4812887_01
Right inferior subscapular swelling
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F1
The surface of the swelling was smooth [Figure 1].
(a and b) MRI image showing focal ill-defined altered signal intensity lesion in the right posterolateral chest wall deep to serratus anterior muscle. The lesion is isointense to muscle in T1 and T2WI images (axial) (c and d) T1 and T2WI images (sagittal) of the lesion
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F2
The MRI was reported as showing focal ill-defined altered signal intensity lesion in right posterolateral chest wall deep to serratus anterior muscle [Figure 2a-d].
Cut section of the mass with grayish-white areas
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F3
The cut section was firm with grayish-white areas [Figure 3].
(a) Lesion with admixture of collagen fibers and adipose tissue with characteristic elastic fibers (Hematoxylin and eosin 10x) (b) The rounded and beaded elastic fibers (Hematoxylin and eosin 40x)
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F4
There was no area of necrosis or increased mitotic activity [Figure 4a and b].
(a) Verhoeff's elastic stain showing elastic fibers (Verhoeff's elastic stain 10x) (b) The rounded and beaded elastic fibers (Verhoeff's elastic stain 40x)
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F5
The Verhoeff's elastic stain confirmed the elastic nature of the fibers [Figure 5a and b].