Rare Zebra

Rare disease search prototype built on Orphanet data

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ORPHA:2701

Noonan syndrome-like disorder with loose anagen hair

Also called Mazzanti syndrome, NS/LAH

Body system
Skin diseases
Inheritance pattern
Autosomal dominant
Typical age of onset
Antenatal, Infancy, Neonatal
Estimated prevalence
<1 / 1 000 000 (Worldwide)
Rarity class
<1 / 1 000 000

ORPHA:2701 is classified under "Skin diseases" in the Orphanet nomenclature.

Common signs

  • Webbed neck
  • Low posterior hairline
  • Sparse scalp hair
  • Delayed skeletal maturation
  • Short nose
  • Short stature