Total thyroidectomy and LN dissection of the neck had been done after the initial diagnosis of MTC in 2002/right radical orchiectomy and excision of the inguinal lymph node were done due to being suspicious of primary testicular cancer metastases, which were identified in IHC morphologically resembling MTC, both in the testis and inguinal LN/calcitonin and CEA levels declined after the surgery/progression of the disease was seen in the lung, bone and inguinal LNs/despite being asymptomatic he was going to start vandetanib at the time of submission of the paper. The gene discussed is CEACAM5; the disease is testicular cancer.