INTRODUCTION: The tumors of the endolinphatic bag are rare tumors of the secular petrous bone, that can happen of sporadically form or associates to the Syndrome of Von Hippel Lindau, in up to 1/3 donate cases. OBJECTIVE: The objective of this work was to tell 4 cases of tumor of endolinphatic bag operated in the Hospital of the Clinics of the College of Medicine of the USP, in the period of 2008 the 2012, comparing the main signals and symptoms associates with this disease with the data found in revision of literature, as well as telling the joined histological types in this sample, the considered treatment and the results. CASE REPORT: Four patients with diagnostic daily pre-operative of tumor of endolinphatic bag had been submitted the surgical resection of the injury, being that 1 of them could after be classified as psudotumor the surgery. One of the patients needed complementation the treatment with x-ray due the incomplete resection. None of the cases was associated the disease of Von Hippel Lindau. CONCLUSION: The tumors of the endolinphatic bag are rare tumors of the secular bone, however with well defined symptomatology, being the image examinations they are essential in the diagnosis. The treatment of choice is the surgical resection, with complementation with x-ray in selected cases.