Validity of ultrasound imaging for intrinsic foot muscle cross-sectional area measurements demonstrated by strong agreement with MRI.
Dallin C SwansonJoshua K SponbeckDerek A SwansonConner D StevensSteven P AllenUlrike H MitchellJames D GeorgeAaron Wayne JohnsonPublished in: BMC musculoskeletal disorders (2022)
US appears to be a valid and reliable alternative to MRI when measuring intrinsic foot muscle CSA. While US is less costly and more readily available, the MRI results were shown to be slightly more precise.