PMC6445040_01
Transverse ultrasound images of a well-defined ovoid and hypoechoic abnormality in the subcutaneous tissues showing a small amount of Doppler flow
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F1
The ultrasound scan showed a well-defined and ovoid hypoechoic abnormality in the subcutaneous tissues containing internal echoes [Figures 1 and 2].
Longitudinal ultrasound images of a well-defined ovoid and hypoechoic abnormality in the subcutaneous tissues
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F2
The ultrasound scan showed a well-defined and ovoid hypoechoic abnormality in the subcutaneous tissues containing internal echoes [Figures 1 and 2].
Transverse ultrasound images 6 weeks after the initial ultrasound scan showing no interim changes
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F3
The repeat ultrasound scan after 6 weeks showed no interim changes of the abnormality and was reported as a haematoma [Figures 3 and 4].
Longitudinal ultrasound images 6 weeks after the initial ultrasound scan showing no interim changes
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F4
The repeat ultrasound scan after 6 weeks showed no interim changes of the abnormality and was reported as a haematoma [Figures 3 and 4].
Transverse ultrasound images 8 months after the last ultrasound scan demonstrating an irregular hypoechoic soft-tissue mass with internal Doppler flow suspicious for malignancy
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F5
The patient was referred for another soft-tissue ultrasound scan showing an irregular and complex abnormality with marked internal Doppler flow [Figures 5 and 6].
Longitudinal ultrasound images 8 months after the last ultrasound scan demonstrating an irregular hypoechoic soft-tissue mass infiltrating along the subcutaneous tissues
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F6
The patient was referred for another soft-tissue ultrasound scan showing an irregular and complex abnormality with marked internal Doppler flow [Figures 5 and 6].
Axial T1 magnetic resonance imaging image showing a soft-tissue mass in the subcutaneous tissues
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F7
The MRI scan showed a soft-tissue tumour with peritumoral edema in the subcutaneous tissues, suspicious for a malignancy [Figures 7 and 8].
Sagittal T2 magnetic resonance imaging fat saturation image showing a soft-tissue mass in peritumoral edema suspicious for malignancy
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F8
The MRI scan showed a soft-tissue tumour with peritumoral edema in the subcutaneous tissues, suspicious for a malignancy [Figures 7 and 8].
Transverse ultrasound image of an ultrasound-guided biopsy
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F9
The patient was subsequently referred to a regional sarcoma center and had an ultrasound-guided biopsy [Figure 9].