Variant Gene Risk Allele Score vda Association Type Original DB Sentence supporting the association PMID PMID Year
dbSNP: rs75996173
rs75996173
RET
0.060 GeneticVariation BEFREE The overall penetrance of MTC and pheochromocytoma in patients with the p.C634Y/p.Y791F mutations was 79% and 13%, respectively. 23723040

2013

dbSNP: rs75996173
rs75996173
RET
0.060 GeneticVariation BEFREE In the maternal origin, p.C634Y caused bilateral MTC in all 5 cases and bilateral pheochromocytoma in 2 of the 5; the earliest onset age was 28 years. 21655256

2011

dbSNP: rs75996173
rs75996173
RET
0.060 GeneticVariation BEFREE High penetrance of pheochromocytoma associated with the novel C634Y/Y791F double germline mutation in the RET protooncogene. 20080836

2010

dbSNP: rs75996173
rs75996173
RET
0.060 GeneticVariation BEFREE No statistical significance was found between the incidence of PCC and different genotypes of codon 634 in MEN2A patients, whereas the incidence of HPT was closely associated with C634R and C634Y. 17573899

2007

dbSNP: rs75996173
rs75996173
RET
0.060 GeneticVariation BEFREE The novel variants K666E, IVS9-11G-->A, D631V in cis with H665Q, D631E (with C634Y), E623K (in trans with C618S), 616delGAG (in trans with C609Y), Y606C, C630R, and R635-T636insELCR;T636P were detected in patients with various clinical presentations ranging from thyroid goiter, medullary thyroid carcinoma, and pheochromocytoma to classic multiple endocrine neoplasia type 2A. 15858153

2005

dbSNP: rs75996173
rs75996173
RET
0.060 GeneticVariation BEFREE Family 1 showed a germline mutation (C634Y) in three individuals; a sister and a brother with symptomatic MTC; the former also presented with pheochromocytoma and hyperparathyroidism, and her son was a nine-year-old boy of previously unknown status. 11987030

2002