Bacterial infections. Skull fractures or penetrating wounds can tear the layers of protecting tissues (meninges) that encompass the brain. This could help microbes to enter the Mind and bring about infections. An an infection from the meninges (meningitis) could distribute to the remainder of the anxious system if not addressed. https://technologybot.co.uk/understanding-personal-injury-laws-in-scotland-a-comprehensive-guide/