Fig. 2

A US showing more heterogenous marked echogenicity in the vastus lateralis in a patient with IBM. B Corresponding MRI showing T1 (not fat-suppressed) uptake in the vastus lateralis in a patient with IBM
A US showing more heterogenous marked echogenicity in the vastus lateralis in a patient with IBM. B Corresponding MRI showing T1 (not fat-suppressed) uptake in the vastus lateralis in a patient with IBM