Endovascular treatment of ruptured lobulated anterior communicating artery aneurysms: A retrospective study of 24 patients

Figure 4 Imaging data of communicating artery aneurysms before embolization with double microcatheter. A: The top of anterior communicating aneurysm is accompanied by A daughter tumor (larger than 1 mm), and the daughter tumor and the mother tumor are on the same long axis (arrow); B: Double microcatheter embolization of aneurysm, alternate filling of daughter tumor and mother tumor (arrow); C and D: Dense embolization, the aneurysm did not develop, and bilateral A2 was patency (arrows).