Table 1.

RET pathogenic variants and MTC outcomes.

ATA risk level	Exon	RET pathogenic variant
Moderate	8	p.Gly533Cys
	10	p.Cys609Phe/Gly/Arg/Ser/Tyr, p.Cys611Phe/Gly/Ser/Tyr/Trp, p.Cys618Phe/Arg/Ser
	11	p.Cys630Arg/Tyr, p.Asp631Tyr, p.Lys666Glu
	13	p.Glu768Asp, p.Leu790Phe
	14	p.Val804Leu/Met
	15	p.Ser891Ala
	16	p.Arg912Pro
High	11	p.Cys634Phe/Gly/Arg/Ser/Trp/Tyr
	15	p.Ala883Phe
Highest	16	p.Met918Thr

ATA, American Thyroid Association.