Nerot-Sirveaux Classification (Scapular Notching)
Grades scapular notching after reverse shoulder arthroplasty from 1 to 4 by how far the notch reaches on the radiograph.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- How far the notch reaches
- Extends over (past) the lower screw
Result: Nerot-Sirveaux grade 3 scapular notching: the erosion extends over the lower screw.
The tool opens with these values already filled in. Replace them with your own.
What you enter
- How far the notch reaches
- Radiograph projection
How this is calculated
Citation
Sirveaux F et al. Grammont inverted total shoulder arthroplasty in the treatment of glenohumeral osteoarthritis with massive rupture of the cuff. J Bone Joint Surg Br. 2004;86(3):388-395. Grades as described in Young BL, Cantrell CK, Hamid N. Clin Orthop Relat Res. 2018;476(12):2454-2457. Read the sources: Sirveaux 2004 ↗, Young 2018 ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.