Skip to main content
. 2021 Oct 9;33:38. doi: 10.1186/s43019-021-00120-4

Fig. 4.

Fig. 4

A “bridged” unstable root tear (type B) of the MM posterior root (61-year-old man). A A posterior root irregularity (dashed area, coronal view). B An ocarina sign (T2* sagittal view). C, D Arthroscopic findings from the anterolateral portal. An unstable tear (≥ 1/2 of root width) with connective tissue coverage (arrowhead)