Novel TNFAIP3 microdeletion in a girl with infantile-onset inflammatory bowel disease complicated by a severe perianal lesion.
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ABSTRACT: A20 haploinsufficiency (HA20), a disease caused by loss-of-function TNFAIP3 mutations, manifests various autoinflammatory and/or autoimmune symptoms. Some cases of HA20 were initially diagnosed as very early onset inflammatory bowel disease (VEO-IBD). We performed whole-exome sequencing (WES) for a Japanese girl with infantile-onset IBD and a severe perianal lesion and detected a novel de novo 119 kb microdeletion containing only TNFAIP3 (arr[GRCh37] 6q23.3(138125829_138244816) × 1).
SUBMITTER: Taniguchi K
PROVIDER: S-EPMC7809258 | biostudies-literature |
REPOSITORIES: biostudies-literature
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