The patient underwent a right inguinal orchiectomy on November 24, 2016, and thepathologic report was consistent with nonseminomatous germ cell tumor (NSGCT) in theform of embryonal carcinoma (immunohistochemistry: carcinoembryonic antigen,negative; hCG, negative; cancer antigen 125, negative; placental alkalinephosphatase, positive; C-KIT, negative; AE1 to AE3, positive; calretinin, negative;CD30, positive). The gene discussed is CEACAM5; the disease is nongerminomatous germ cell tumor.