Table 1.

Common genetic background between IBD and other IMID.

IMID	Susceptibility genes shared with IBD
Atopic dermatitis	C11Orf30
Type 1 diabetes mellitus	PTPN2, ORMDL3, HERC2, TNFAIP3, IL-10, IL-26, IL-27
Vitiligo	IL-2RA, PTPN22, CCR6, ZMIZ
Psoriasis	IL-23R, IL-12B, CDKAL1, PTPN22
Multiple sclerosis	PTGER4, STAT3, IL-2RA, IL-7R, FCGR2A

IBD, inflammatory bowel disease; IMID, immune-mediated inflammatory disease.