某单位发生一起持刀伤人案件 ,案发后 ,单位同事回忆肇事者在案发前 2～ 3个月内有精神反常表现。遂委托甲单位进行精神疾病司法鉴定。事后由于该鉴定程序不妥 ,按照上级业务部门要求 ,委托乙鉴定单位重新鉴定。两次司法鉴定的刑事责任能力相同 ,但对精神疾病的诊断结果不相同 A unit with a knife wounding cases, the incident, the unit colleagues recalled the perpetrators in the incident 2 to 3 months before the mentally abnormal performance. Then entrusted A unit of psychiatric forensic identification. Due to the improper appraisal procedures afterwards, according to the requirements of the higher level business department, entrust B appraisal unit to re-appraise. The two criminal forensic ability of the same criminal responsibility, but the diagnosis of mental illness is not the same