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Pleiotropy01:33

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Pleiotropy is the phenomenon in which a single gene impacts multiple, seemingly unrelated phenotypic traits. For example, defects in the SOX10 gene cause Waardenburg Syndrome Type 4, or WS4, which can cause defects in pigmentation, hearing impairments, and an absence of intestinal contractions necessary for elimination. This diversity of phenotypes results from the expression pattern of SOX10 in early embryonic and fetal development. SOX10 is found in neural crest cells that form melanocytes,...
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Harlequin Ichthyosis: A Case Report.

Shoaib Akhtar1, Adeel Anwaar2, Inam Ul Haq3

  • 1Rahbar Medical and Dental College Lahore Pakistan.

Clinical Case Reports
|July 16, 2025
PubMed
Summary
This summary is machine-generated.

Harlequin ichthyosis, a severe genetic skin disorder from ABCA12 mutations, requires prompt diagnosis and intensive care. Management focuses on supportive measures to enhance infant survival and quality of life.

Keywords:
ABCA12 genecase reportharlequin ichthyosis

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Area of Science:

  • Genetics
  • Dermatology
  • Neonatology

Background:

  • Harlequin ichthyosis (HI) is a rare, severe genetic disorder.
  • It is characterized by abnormal keratinization, leading to thick, scaly skin and deep fissures.

Purpose of the Study:

  • To summarize the key aspects of Harlequin ichthyosis.
  • To highlight the importance of early recognition and multidisciplinary management.

Main Methods:

  • Review of existing literature on Harlequin ichthyosis.
  • Analysis of clinical presentation and management strategies.

Main Results:

  • Harlequin ichthyosis is caused by mutations in the ABCA12 gene.
  • Early recognition and intensive neonatal care are critical for survival.

Conclusions:

  • Multidisciplinary management, including skin hydration and infection prevention, improves outcomes.
  • Supportive care is essential for managing symptoms and enhancing quality of life for affected infants.