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Lamellar ichthyosis: a case report.

Hamit Ozyürek1, Ayşe Kavak, Murat Alper

  • 1Department of Pediatrics, Abant Izzet Baysal University, Düzce Faculty of Medicine, Turkey.

The Turkish Journal of Pediatrics
|February 23, 2002
PubMed
Summary

This case report details a rare genetic skin disorder, lamellar ichthyosis, affecting a young boy and his sister. Their presentation suggests autosomal recessive inheritance of this condition.

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Area of Science:

  • Dermatology
  • Genetics
  • Rare Diseases

Background:

  • Ichthyoses are a group of genetic skin disorders characterized by dry, scaling skin.
  • Lamellar ichthyosis is a rare subtype, affecting approximately 1 in 100,000 to 300,000 live births.
  • It presents with large, adherent scales and is often inherited in an autosomal recessive pattern.

Observation:

  • A four-year-old boy presented with lifelong desquamative skin lesions.
  • He had a six-year-old sister with similar symptoms, indicating a possible familial genetic link.
  • Clinical examination revealed typical features of lamellar ichthyosis, including large, grayish-brown scales.

Findings:

  • Skin biopsy confirmed hyperkeratosis with lamellar structures, consistent with lamellar ichthyosis.
  • The patient exhibited no associated hair or neurological abnormalities, suggesting an isolated form of the disorder.
  • The familial occurrence pointed towards autosomal recessive inheritance.

Implications:

  • This case highlights the importance of recognizing clinical and histopathological features for diagnosing rare genetic dermatoses.
  • Understanding the inheritance pattern aids in genetic counseling for affected families.
  • Reporting rare cases contributes to a broader understanding of ichthyosis subtypes and their management.

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