Autosomal recessive Noonan-like syndrome caused by homozygosity for a previously unreported variant in SPRED2.

Abstract excerpt

Noonan syndrome is characterized by variable phenotypic expressivity with characteristic dysmorphic facial features, varying degrees of intellectual disability, developmental delay, short stature, and congenital heart defects in 50-80%. Other findings include a webbed neck, cryptorchidism, coagulation defects and eye abnormalities. Thus far, Noonan syndrome has mainly been attributed to heterozygous pathogenic...

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