hereditary mucosal leukokeratosis

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Disease Overview

White sponge nevus (WSN) is a rare and autosomal dominant genetic disease in which the oral mucosa is white or grayish, thickened, folded, and spongy. The onset is early in life, and both sexes are affected equally. Other common sites include the tongue, floor of the mouth, and alveolar mucosa.


Synonyms

  • White sponge nevus of Cannon
  • hereditary mucosal leukokeratosis
  • white sponge nevus
  • white sponge nevus of Cannon

GARD Disease Summary

The Genetic and Rare Diseases Information Center (GARD) has information and resources for patients, caregivers, and families that may be helpful before and after diagnosis of this condition. GARD is a program of the National Center for Advancing Translational Sciences (NCATS), part of the National Institutes of Health (NIH).

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Orphanet

Orphanet has a summary about this condition that may include information on the diagnosis, care, and treatment as well as other resources. Some of the information and resources are available in languages other than English. The summary may include medical terms, so we encourage you to share and discuss this information with your doctor. Orphanet is the French National Institute for Health and Medical Research and the Health Programme of the European Union.

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National Organization for Rare Disorders