The classification of urinary bladder diverticula according with their etiology and localization is offered, as well as diagnosis and treatment tactics for each form apart. Surgical treatment in bladder’s diverticula depends on its size, associated complications (urinary infection, infringement of micturition, urolithiasis) and presence or absence of bladder/renal reflux. Cases of pseudodiverticula need the basic pathology to be treated.