News for Healthier Living

Uncovering Drivers of--and Possible Treatment for--Noonan Syndrome Heart Defects

Noonan syndrome with multiple lentigines (NSML) is a rare genetic disorder that causes short stature, distinctive facial features, and clusters of dark skin spots called lentigines. But its most serious impact is a dangerous thickening of the heart muscle, the onset of which is not well understood.

September 16, 2025


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