Figure 4.
(A) Preoperative CT shows bilateral frontal lobe contusion and hematoma formation. (B) Postoperative CT shows bilateral frontal lobe brain contusions and hematoma cleared completely. (C,D) 3D Slicer reconstruction of virtual reality images of hematoma for preoperative evaluation. E: Surgical incision and bone window. (F,G) Clearing ipsilateral brain contusion and hematoma by neuroendoscopy. (H,I) Neuroendoscopic incision of cerebral falx and removal of contralateral brain contusion and hematoma. (J) 20 days post-surgery, CT scan showed good recovery. (K–L) 3D Slicer accurately calculates preoperative and postoperative hematoma volume.