[Bladder paraganglioma].
By definition, the term paraganglioma includes all the tumours deriving from the body's paraganglion system, which are therefore ranked as intra-adrenal (pheochromocytoma) and extra-adrenal or paraganglion. Vesical paraganglion represents about 10% of all extra-adrenal paraganglioma and can be functional and non-functional. When functional, the symptoms are those originated from the products synthesised in excess, usually occurring in a paroxismical fashion, in relation with urination, ejaculation and defecation. Contribution of one vesical paraganglioma accidentally found in a 71 year-old female patients undergoing tests to study the extent of a right kidney carcinosarcoma.