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Harlequin fetus: a case report.

S Moreau1, E Salame, M Goullet de Rugy

  • 1Laboratoire d'Anatomie, Faculté de Médecine, CHRU de Caen, France.

Surgical and Radiologic Anatomy : SRA
|August 4, 1999
PubMed
Summary
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Harlequin fetus is a rare, severe congenital ichthyosis caused by faulty keratinization. This often lethal condition presents with distinctive skin malformations and associated anomalies.

Area of Science:

  • Dermatology
  • Genetics
  • Medical Case Reports

Background:

  • Congenital ichthyosis represents a group of rare genetic skin disorders.
  • Harlequin fetus is the most severe and lethal form of congenital ichthyosis.

Observation:

  • A case of harlequin fetus, a rare cutaneous malformation, is presented.
  • This condition is characterized by a severe defect in epidermal keratinization.
  • Associated malformations include ear and nose deformities and hypoplasia of digits.

Findings:

  • The underlying cause is an inborn error of epidermal keratinization.
  • The disorder manifests with a thick, armor-like skin layer.
  • External malformations and hypoplastic features are commonly observed.

Related Experiment Videos

Implications:

  • This case highlights the severity and genetic basis of harlequin fetus.
  • Understanding the keratinization defect is crucial for potential future research.
  • The condition is typically associated with a poor prognosis and high mortality rate.