A novel pathogenic variant p. Asp797Val in IFIH1 in a Japanese boy with overlapping Singleton‐Merten syndrome and Aicardi‐Goutières syndrome
Autor: | Hiroyuki Miyahara, Kosei Hasegawa, Natsuko Futagawa, Yousuke Higuchi, Hirokazu Tsukahara, Hiroyuki Tanaka |
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Rok vydání: | 2021 |
Předmět: | |
Zdroj: | American Journal of Medical Genetics Part A. 188:249-252 |
ISSN: | 1552-4833 1552-4825 |
Popis: | Pathogenic-activating variants of interferon induced with Helicase C domain 1 (IFIH1) cause Singleton-Merten (S-M) syndrome, which accompanies acro-osteolysis, loss of permanent teeth, and aortic calcification, as well as causing Aicardi-Goutieres (A-G) syndrome, which shows progressive encephalopathy, spastic paraplegia, and calcification of basal ganglia. Recently, patients with overlapping syndromes presenting with features of S-M syndrome and A-G syndrome were reported. However, progression of clinical features of this condition has not been fully understood. We report a Japanese boy with a novel pathogenic IFIH1 variant who presented with clinical features of S-M syndrome and A-G syndrome. |
Databáze: | OpenAIRE |
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