“…If the outer layer of the meninges (dura mater) was penetrated during trepanation (or due to a preceding trauma), the risk of bleeding and infection rose significantly, and therefore, the mortality rate also increased (Piek, ; Weber & Czarnetzki, ; Weber & Wahl, ). However, even in incomplete trepanation, scalping, or scalp laceration, the wound can become infected, resulting in osteitis and septic meningitis (Ortner, ; Toyne, ).…”