my son has severe speech and language impairment,he is extreemly violent to me and his brothers and sisters,threatens to kill him self and me,has facial tics and swears all the time,last week in swimming urinated in the middle of the changing rooms in front of all the boys,camhs say could be asbergers but i thought tourrettes,smears in the bathroom all overwalls curtains,strangles thumps bites,kicks,please help