[Complex intracranial vascular pathology: multiple aneurysms combined with ICA aplasia].

Rare case of multiple aneurysms of posterior circulation associated with right ICA aplasia in 39 year old female patient is described. Detailed description of ICA aplasia is enclosed. Modern diagnostic methods (MRI-SWI) were performed to identify the bleeding source. Ruptured PCA aneurysm was successfully treated with clipping. The case carries clinical interest from the standpoint of rarity and management.