[Primary signet ring cell bladder adenocarcinoma. Case report with a multidisciplinary therapeutical approach]. / Adenocarcinoma en células en anillo de sello primario de vejiga. Presentación de un caso clínico con tratamiento multidisciplinario.

INTRODUCTION: Bladder carcinoma is the second most frequent genitourinary tumor. Adenocarcinoma accounts for up to 0.5 to 2% of bladder carcinoma types. The pathology states the bladder adenocarcinomas are mucous secreting lesions with glandular, colloid or signet ring cell patterns. Even the important advances reached in the field of bladder carcinoma, yet less frequent lesions as bladder adenocarcinoma do not have a standarized treatment protocol. METHODS: Case report of a patient with primary signet ring cell bladder adenocarcinoma with a therapeutical multidisciplinary approach. Literature review. RESULTS: Patient's outcome and follow up, with regard of therapeutical implications based on pathological findings. CONCLUSIONS: Bladder adenocarcionoma is a rare oncological entity. Treatment protocols for these particular tumors are lacking. Multidisciplinary approach represents the best therapeutical intervention.