Department of Pediatrics, Korea University Guro Hospital, Korea University College of Medicine, Seoul, Korea
© Copyright 2019. Korean Association for the Study of Intestinal Diseases. All rights reserved.
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
FINANCIAL SUPPORT
Jung Ok Shim received the grant of National Research Foundation of Korea (Grant No. NRF-2018R1C1B5047245).
CONFLICT OF INTEREST
No potential conflict of interest relevant to this article was reported.
AUTHOR CONTRIBUTION
Conception and drafting of manuscript: Shim JO.
Disorder | Gene | Study (year) |
---|---|---|
Immune dysregulation | ||
IPEX | FOXP3 | Barzaghi et al. (2012) [23] |
IPEX-like | IL2RA | Caudy et al. (2007) [24] |
STAT1 | Uzel et al. (2013) [25] | |
IL-10 signaling defects | IL10RA | Glocker et al. (2009) [18] |
Shim and Seo (2014) [19] | ||
IL-10 signaling defects | IL10RB | Glocker et al. (2009) [18] |
IL-10 signaling defects | IL10 | Kotlarz et al. (2012) [26] |
NOD2 signaling defects | TRIM22 | Li et al. (2016) [27] |
Epithelial barrier function defects | ||
ADAM17 deficiency | ADAM17 | Blaydon et al. (2011) [28] |
Dystrophic epidermolysis bullosa | COL7A1 | Freeman et al. (2008) [29] |
Epithelial NADPH oxidases defect | NOX1, DUOX2 | Hayes et al. (2015) [30] |
Familial diarrhea | GUCY2C | Fiskerstrand et al. (2012) [31] |
Kindler syndrome | FERMT1 | Freeman et al. (2008) [29] |
X-linked ectodermal immunodeficiency (NEMO) | IKBKG | Cheng et al. (2009) [32] |
TTC7A deficiency | TTC7A | Avitzur et al. (2014) [33] |
Phagocyte defects | ||
Chronic granulomatous disease | CYBB, CYBA | Schäppi et al. (2001) [34] |
NCF1, NCF2, NCF4 | Matute et al. (2009) [35] | |
LACC1 | Al-Bousafy et al. (2006) [36] | |
Huang et al. (2016) [37] | ||
Congenital neutropenia | G6PC3 | Bégin et al. (2013) [38] |
Glycogen storage disease 1b | SLC37A4 | Visser et al. (2000) [39] |
Leukocyte adhesion deficiency 1 | ITGB2 | D’Agata et al. (1996) [40] |
Hyperinflammatory and autoimmune disorders | ||
Autoimmune lymphoproliferative syndrome type 5 | CTLA4 | Kuehn et al. (2014) [41] |
Familial hemophagocytic lymphohistiocytosis type 5 | STXBP2 | Meeths et al. (2010) [42] |
XLP2 | XIAP | Zeissig et al. (2015) [43] |
XLP1 | SH2DIA | Booth et al. (2011) [44] |
Familial Mediterranean fever | MEFV | Sari et al. (2008) [45] |
Villani et al. (2009) [46] | ||
Hermansky-Pudlak 1,4,6 | HPS1, | Hazzan et al. (2006) [47] |
HPS4, | Anderson et al. (2003) [48] | |
HPS6 | Mora et al. (2011) [49] | |
Multisystem autoimmune disease | STAT3 | Flanagan et al. (2014) [50] |
Mevalonate kinase deficiency | MVK | Bader-Meunier et al. (2011) [51] |
Phospholipase C-γ2 defects | PLCG2 | Zhou et al. (2012) [52] |
T-cell, B-cell, and complex function defect | ||
Agammaglobulinemia | BTK, | Agarwal and Mayer (2009) [53] |
PIK3R1 | Conley et al. (2012) [54] | |
CVID 1 | ICOS | Takahashi et al. (2009) [55] |
CVID 8 | LRBA | Burns et al. (2012) [56] |
IL-21 deficiency (CVID-like) | IL21 | Salzer et al. (2014) [57] |
Hoyeraal-Hreidarsson syndrome | DKC1, | Knight et al. (1999) [58] |
RTEL1 | Ballew et al. (2013) [59] | |
Hyper IgE syndrome | DOCK8 | Sanal et al. (2012) [60] |
Hyper IgM syndrome | CD40LG | Levy et al. (1997) [61] |
AICDA | Quartier et al. (2004) [62] | |
Immunodeficiency 17 | CD3G | Arnaiz-Villena et al. (1992) [63] |
SCID | ZAP70, IL2RG, | Chan et al. (2016) [64] |
LIG4, ADA, CD3γ, | de Saint-Basile et al. (1992) [65] | |
CD3D, CD3E | Felgentreff et al. (2011) [66] | |
Ozgür et al. (2008) [67] | ||
de Saint Basile et al. (2004) [68] | ||
SCID/hyper IgM syndrome | RAG2 | Felgentreff et al. (2011) [66] |
Omenn syndrome | DCLREIX, | Rohr et al. (2010) [69] |
DCLRE1C | Moshous et al. (2001) [70] | |
Wiscott-Aldrich syndrome | WAS | Catucci et al. (2012) [71] |
Others | ||
MASP deficiency | MASP2 | Stengaard-Pedersen et al. (2003) [72] |
Trichohepatoenteric syndrome | SKIV2L, TTC37 | Fabre et al. (2012) [73] |
The diagnostic approach to monogenic very early-onset IBD. Some data were adapted from Uhlig et al., [3] and others were updated.
IPEX, X-linked immune dysregulation, polyendocrinopathy, and enteropathy; IL, interleukin; XLP, X-linked lymphoproliferative syndrome; CVID, common variable immunodeficiency; SCID, severe combined immunodeficiency.
Subgroups | Previous classification | Age of onset |
---|---|---|
Pediatric-onset IBD | Montreal classification A1 | <17 yr |
Paris classification A1b | ||
Early-onset IBD | Paris classification A1a | <10 yr |
Very early-onset IBD | <6 yr | |
Infantile-onset IBD | <2 yr | |
Neonatal IBD | <28 day of age |
Disorder | Gene | Study (year) |
---|---|---|
Immune dysregulation | ||
IPEX | FOXP3 | Barzaghi et al. (2012) [23] |
IPEX-like | IL2RA | Caudy et al. (2007) [24] |
STAT1 | Uzel et al. (2013) [25] | |
IL-10 signaling defects | IL10RA | Glocker et al. (2009) [18] |
Shim and Seo (2014) [19] | ||
IL-10 signaling defects | IL10RB | Glocker et al. (2009) [18] |
IL-10 signaling defects | IL10 | Kotlarz et al. (2012) [26] |
NOD2 signaling defects | TRIM22 | Li et al. (2016) [27] |
Epithelial barrier function defects | ||
ADAM17 deficiency | ADAM17 | Blaydon et al. (2011) [28] |
Dystrophic epidermolysis bullosa | COL7A1 | Freeman et al. (2008) [29] |
Epithelial NADPH oxidases defect | NOX1, DUOX2 | Hayes et al. (2015) [30] |
Familial diarrhea | GUCY2C | Fiskerstrand et al. (2012) [31] |
Kindler syndrome | FERMT1 | Freeman et al. (2008) [29] |
X-linked ectodermal immunodeficiency (NEMO) | IKBKG | Cheng et al. (2009) [32] |
TTC7A deficiency | TTC7A | Avitzur et al. (2014) [33] |
Phagocyte defects | ||
Chronic granulomatous disease | CYBB, CYBA | Schäppi et al. (2001) [34] |
NCF1, NCF2, NCF4 | Matute et al. (2009) [35] | |
LACC1 | Al-Bousafy et al. (2006) [36] | |
Huang et al. (2016) [37] | ||
Congenital neutropenia | G6PC3 | Bégin et al. (2013) [38] |
Glycogen storage disease 1b | SLC37A4 | Visser et al. (2000) [39] |
Leukocyte adhesion deficiency 1 | ITGB2 | D’Agata et al. (1996) [40] |
Hyperinflammatory and autoimmune disorders | ||
Autoimmune lymphoproliferative syndrome type 5 | CTLA4 | Kuehn et al. (2014) [41] |
Familial hemophagocytic lymphohistiocytosis type 5 | STXBP2 | Meeths et al. (2010) [42] |
XLP2 | XIAP | Zeissig et al. (2015) [43] |
XLP1 | SH2DIA | Booth et al. (2011) [44] |
Familial Mediterranean fever | MEFV | Sari et al. (2008) [45] |
Villani et al. (2009) [46] | ||
Hermansky-Pudlak 1,4,6 | HPS1, | Hazzan et al. (2006) [47] |
HPS4, | Anderson et al. (2003) [48] | |
HPS6 | Mora et al. (2011) [49] | |
Multisystem autoimmune disease | STAT3 | Flanagan et al. (2014) [50] |
Mevalonate kinase deficiency | MVK | Bader-Meunier et al. (2011) [51] |
Phospholipase C-γ2 defects | PLCG2 | Zhou et al. (2012) [52] |
T-cell, B-cell, and complex function defect | ||
Agammaglobulinemia | BTK, | Agarwal and Mayer (2009) [53] |
PIK3R1 | Conley et al. (2012) [54] | |
CVID 1 | ICOS | Takahashi et al. (2009) [55] |
CVID 8 | LRBA | Burns et al. (2012) [56] |
IL-21 deficiency (CVID-like) | IL21 | Salzer et al. (2014) [57] |
Hoyeraal-Hreidarsson syndrome | DKC1, | Knight et al. (1999) [58] |
RTEL1 | Ballew et al. (2013) [59] | |
Hyper IgE syndrome | DOCK8 | Sanal et al. (2012) [60] |
Hyper IgM syndrome | CD40LG | Levy et al. (1997) [61] |
AICDA | Quartier et al. (2004) [62] | |
Immunodeficiency 17 | CD3G | Arnaiz-Villena et al. (1992) [63] |
SCID | ZAP70, IL2RG, | Chan et al. (2016) [64] |
LIG4, ADA, CD3γ, | de Saint-Basile et al. (1992) [65] | |
CD3D, CD3E | Felgentreff et al. (2011) [66] | |
Ozgür et al. (2008) [67] | ||
de Saint Basile et al. (2004) [68] | ||
SCID/hyper IgM syndrome | RAG2 | Felgentreff et al. (2011) [66] |
Omenn syndrome | DCLREIX, | Rohr et al. (2010) [69] |
DCLRE1C | Moshous et al. (2001) [70] | |
Wiscott-Aldrich syndrome | WAS | Catucci et al. (2012) [71] |
Others | ||
MASP deficiency | MASP2 | Stengaard-Pedersen et al. (2003) [72] |
Trichohepatoenteric syndrome | SKIV2L, TTC37 | Fabre et al. (2012) [73] |
The diagnostic approach to monogenic very early-onset IBD. Some data were adapted from Uhlig et al., [ IPEX, X-linked immune dysregulation, polyendocrinopathy, and enteropathy; IL, interleukin; XLP, X-linked lymphoproliferative syndrome; CVID, common variable immunodeficiency; SCID, severe combined immunodeficiency.