Fig. 1From: A characteristic MRI finding to diagnose a partial tear of the medial meniscus posterior root: an ocarina signCharacteristic MRI finding in partial tear/damage of the MM posterior root. A A root irregularity (dotted area, coronal view). B A bone marrow spot (subcortical cyst) under the posterior root attachment (dotted circle, coronal view). C An ocarina sign (dotted area, sagittal view nearby the MM posterior root). D A bone marrow spot (dotted circle, sagittal view)Back to article page