Prenatal diagnosis of harlequin ichthyosis. Case report

Harlequin ichthyosis, also known as diffuse fetal keratosis, is an extremely rare andphenotypically severe hereditary skin disorder with autosomal recessive inheritance.This disease is caused by mutations in the adenosine triphosphate-binding cassettetransporter protein (ABCA12) gene. Prenatal ultra...

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Detalles Bibliográficos
Autor: Reyna-Villasmil, Eduardo
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2023
País:Perú
Institución:Sociedad Peruana de Obstetricia y Ginecología
Repositorio:Revista Peruana de Ginecología y Obstetricia
Idioma:español
inglés
OAI Identifier:oai:ginecologiayobstetricia.pe:article/2555
Acceso en línea:https://ginecologiayobstetricia.pe/index.php/RPGO/article/view/2555
Access Level:acceso abierto
Palabra clave:Ichthyosis
harlequin
Prenatal diagnosis
Ultrasonography
Skin pathology
Ictiosis arlequín
Diagnóstico prenatal
Ecografía
Piel
patología
Descripción
Sumario:Harlequin ichthyosis, also known as diffuse fetal keratosis, is an extremely rare andphenotypically severe hereditary skin disorder with autosomal recessive inheritance.This disease is caused by mutations in the adenosine triphosphate-binding cassettetransporter protein (ABCA12) gene. Prenatal ultrasonography and genetic analysisare important for prenatal diagnosis. Prenatal ultrasonographic diagnosis is difficult,and findings include ectropion plates, an abnormal auricular pinna, a flat nose,thickened skin with an armor-like appearance, thickened lips with sustained openmouth (fish mouth) status, and flexion fixation of the extremities. These are usuallyfound during the third trimester. Three-dimensional ultrasonography contributesto the evaluation of facial morphology. The prognosis is generally poor. Affectedneonates usually do not survive beyond the first days of life. A case of prenataldiagnosis of harlequin ichthyosis is presented.