Francesco Sollitto

Jul 5, 2023 | frontiersin.org | Yuying Liu |Francesco Pepe |Mohan Rudrappa |Francesco Sollitto

1 IntroductionBladder metastasis of lung adenocarcinoma is extremely rare, and thus, the diagnosis in such a situation requires careful differentiation from primary bladder cancer. Because the symptoms and imaging findings are similar, differential diagnoses of primary bladder tumors from metastatic tumors should be based on accurate pathologic evaluation and, above all, on specific immunohistochemical staining.