Incidence of Intracranial Hypertension During Liver Transplantation Estimated by Non-invasive Ultrasound Methods.

"Ultrasound measurements of the optic nerve sheath diameter and intracranial Doppler, at 4 time points during surgery (incision, anhepatic phase + 30 min, declamping + 5 min, declamping + 30 min), and at day 1 and day 5 after surgery, to detect presence of intracranial hypertension.~Search of any neurological complication during the 5 postoperative days."