PMC7240889_01
Axial T1 (A), STIR (B), and LAVAFLEX (C) demonstrates edema within the mobile wad of Henry (arrow)
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F1
The limited MRI demonstrated non-specific oedema within the muscles of MWH, predominantly with the extensor carpi radials brevis (ECRB) muscle belly [Figure 1].
Longitudinal panoramic view (A) and axial (B and C) showing ossification (arrow) within the muscles of the mobile wad of Henry. ECRB: extensor carpi radialis brevis
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F2
An ultrasound was subsequently performed, which revealed multiple foci of ossification within the muscle belly of the ECRB without any significant increase in signal on Doppler [Figure 2].
Anteroposterior and lateral radiographs of the elbow demonstrate rim ossification (arrow) within the soft tissues
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F3
A radiograph was obtained to confirm the findings that revealed a rim of ossification in the muscles of MWH in keeping with MO [Figure 3].