“…Other threats to survival include thrombosis of the superior sagittal sinus [26], meningitis [25], sepsis [27], local infection [2,18,19,24,28], CSF leak [25,29,30], and hyponatremia [13,17]. Defects in the dura may also allow herniation or prolapse of the brain with mechanical injury to the parenchyma [3,25,29,30,31,32] and cerebral necrosis [17].…”