Ò½ÁÆPDAÊÇÒ»ÖÖרÃÅÓÃÓÚÒ½ÁÆÁìÓòµÄ±ãЯʽÉ豸£¬ÓÃÓڼǼ¡¢´æ´¢¡¢´¦ÀíºÍ´«ÊäÒ½ÁÆÐÅÏ¢¡£Ò½ÁÆPDAͨ³£¾ßÓÐÒÔϹ¦ÄÜ£º²¡Àú¼Ç¼£ºÒ½ÁÆPDA¿ÉÓÃÓÚ¿ìËÙ¡¢×¼È·µØ¼Ç¼»¼ÕߵIJ¡Àú¡¢Õï¶ÏÐÅÏ¢ºÍÖÎÁÆ·½°¸µÈÐÅÏ¢¡£Ò©Îï¹ÜÀí£ºÒ½ÁÆPDA¿ÉÒÔ´æ´¢ºÍ¹ÜÀíÒ©ÎïÐÅÏ¢£¬°üÀ¨Ò©Æ·Ãû³Æ¡¢¼ÁÁ¿¡¢×÷Óú͸±×÷Óõȡ£Ó°Ïñ´«Ê䣺ҽÁÆPDA¿ÉÒÔ½«Ò½Ñ§Ó°Ïñ£¨ÈçX¹âƬ¡¢CTɨÃèºÍMRIµÈ£©´«Êäµ½Ò½ÁÆ»ú¹¹ÄÚ²¿µÄ¼ÆËã»úϵͳ£¬ÒÔ±ãÒ½Éú½øÐÐÕï¶Ï¡£Êý¾Ý²É¼¯£ºÒ½ÁÆPDA¿ÉÓÃÓڲɼ¯»¼ÕßµÄÉúÀíÊý¾Ý£¬ÈçÐÄÂÊ¡¢ÑªÑ¹¡¢Ìåεȣ¬²¢¿ÉÒÔÓëÒ½ÁÆÉ豸½øÐÐÊý¾Ý½»»¥¡£ÎÞÏßͨÐÅ£ºÒ½ÁÆPDA¿ÉÒÔÓëÒ½ÁÆ»ú¹¹ÄÚ²¿µÄ¼ÆËã»úϵͳ½øÐÐÎÞÏßͨÐÅ£¬ÒÔ±ãÒ½ÉúÄܹ»ÊµÊ±»ñÈ¡»¼ÕßÐÅÏ¢ºÍÒ½ÁÆ×ÊÔ´¡£Ò½ÁÆPDAÔÚÒ½ÁÆÁìÓòÖаçÑÝ×ÅÔ½À´Ô½ÖØÒªµÄ½ÇÉ«£¬¿ÉÒÔÌá¸ßÒ½ÉúµÄ¹¤×÷ЧÂÊ¡¢½µµÍÒ½ÁÆ´íÎó¡¢Ìá¸ßÒ½ÁÆÖÊÁ¿¡£