T2Single, T2F, T2S, and FF maps show articular cartilage of knee joint in a 25-year-old male asymptomatic volunteer. (a)
3D FSE image shows morphologically normal patellar cartilage. Corresponding (b)
T2Single, (c)
T2F, (d)
T2S, and (e)
FF maps show normal depth-dependent distribution of single-component and multicomponent T2 parameters of patellar cartilage, with lower T2Single, T2F, and T2S, and higher FF in the deep cartilage than in superficial cartilage.