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Ectodermal dysplasia



Skin layers
Skin layers


Ectodermal dysplasia

Alternative Names:

Anhidrotic ectodermal dysplasia
Symptoms:
  • Lower-than-normalnumber of teeth
  • Delayed or absent tooth formation
  • Inability to sweat
  • Absent tears (occasional)
  • Thin skin
  • Decreased skin pigment
  • Foul-smelling nasal discharge
  • Poor temperature regulation
  • Heat intolerance
  • Scanty hair
  • Absent hair
  • Abnormal nails
  • Low nasal bridge

Signs and tests:
  • Biopsy of the mucous membranes (indicates absent or poorly-formed mucous membranes)
  • Biopsy of the skin (indicates absent orpoorly-formed sweat glands)
  • Genetic testing (available for some subtypes of this group of disorders)



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