[Giant posterolateral congenital extra-trigonal diverticula of the bladder: an uncommon nosologic entity]

The Authors, on the basis of their observation of two cases of giant posterolateral congenital extratrigonal diverticula of the bladder (D.G.P.P.L.E.), identify it as a nosological entity apart in the widest category of bladder's diverticula, which implies a peculiar diagnostic and therapeutic attitude.