“…55 In our review of the literature, we found 34 cases of posterior circulation aneurysms treated via the standard retrolabyrinthine posterior petrosal approach reported in 14 studies over the course of 2 decades (Table 3). 3,6,11,12,14,22,24,32,40,42,43,50,54,56 All aneurysms were completely occluded. In addition, although early morbidity was high (62%; 41% in the form of cranial nerve deficits), it was often transient.…”