PMC6914937_01
Computed tomography image of a bladder tumour on the left bladder wall.
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A staging computed tomography (CT) scan of the thorax, abdomen, and pelvis was negative for metastases, only the bladder tumour was observed (Figure 1).
Ultrasound image of a mass in the right vastus lateralis muscle. a: Hypoechoic lesion in right vastus lateralis muscle.
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An ultrasound of the right thigh revealed a 43 mm x 31 mm hypoechoic, well circumscribed lesion within the fibres of vastus lateralis (Figure 2).
T2-weighted MRI images of the right thigh tumour. (a) Coronal image of the right thigh tumour. (b) Axial image of right thigh tumour and surrounding oedema. (c) Sagittal image of right thigh tumour with enhancing central element.
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A subsequent contrast enhanced magnetic resonance imaging (MRI) scan showed a 37 x 36 x 48 mm lesion of altered signal intensity with limited central enhancement, suspicious of a skeletal muscle metastasis (Figure 3).