Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Diagnostic criteria for the MASS (Mitral valve prolapse, not progressive Aortic enlargement, Skeletal and Skin alterations) phenotype.
| 1 | Mitral valve prolapse |
| 2 | Borderline and non-progressive aortic enlargement |
| 3 | Not specific skeletal alterations (pectus excavatum, long limbs) |
| 4 | Not specific skin alterations (striae atrophicae) |
| 5 | Myopia (non ectopia lentis) |
