Association between radial meniscal tears with and without posterior root involvement and subchondral insufficiency fracture of the knee on MRI: The mediating role of meniscal extrusion. - Alzaher MZ; Issa W; Huang AJ; Husseini JS; Palmer WE; Collins J; Jafarzadeh SR; Mohammadi S; Patzer TS; Ghandour S; Neogi T; Katz JN; et al. (Diagnostic and interventional imaging, 2026)