To the Editor:Pancreatic neoplasms are mainly diagnosed by imaging methods and confirmed by biopsies[1].Imaging techniques and the tumor markers carbohydrate antigen 19-9(CA19-9)or carcinoembryonic antigen(CEA)used fo...To the Editor:Pancreatic neoplasms are mainly diagnosed by imaging methods and confirmed by biopsies[1].Imaging techniques and the tumor markers carbohydrate antigen 19-9(CA19-9)or carcinoembryonic antigen(CEA)used for follow-up,are expensive and of low sensitivity and specificity[2].展开更多
基金supported by grants from the Brazilian government research foundation:Coordenacao de Aperfeicoamento de Pessoal de Nível Superior(CAPES)Conselho Nacional de Desenvolvimento Científico e Tecnológico(312981/2018-0)the Sociedade Brasileira de Reumatologia(on behalf of Dr.Angela LBP Duarte)。
文摘To the Editor:Pancreatic neoplasms are mainly diagnosed by imaging methods and confirmed by biopsies[1].Imaging techniques and the tumor markers carbohydrate antigen 19-9(CA19-9)or carcinoembryonic antigen(CEA)used for follow-up,are expensive and of low sensitivity and specificity[2].