This study states that The fundamental point of this examination was to assess the exhibition of attractive reverberation imaging (MRI) and interobserver arrangement in the distinguishing proof of the comma sign. The subsequent goal was to search for a connection between’s the comma sign and the unit of the shallow belt of the subscapularis.

Two radiologists, dazed to the arthroscopic discoveries, reflectively evaluated the attractive reverberation pictures of 110 shoulders and were approached to survey the presence of the comma sign and the flawless subscapularis sash. The between peruser arrangement and the MRI execution esteems for location of the comma sign were determined. Also, the relationship between the unblemished shallow subscapularis belt and the comma sign was assessed.

The understanding between the 2 radiologists was awesome. The accompanying qualities were acquired: affectability, 90.9%; particularity, 98.8%; positive prescient worth, 95.2%; negative prescient worth, 97.7%; and exactness, 97.2%. No relationship between the comma sign and subscapularis belt sores was found.

Reference link- https://www.jshoulderelbow.org/article/S1058-2746(20)30648-0/fulltext