2004年第三季度,全国31个省(自治区、直辖市)均有疫情报告。27种法定甲、乙类传染病中,脊髓灰质炎、传染性非典型肺炎无病例报告,其它传染病共报告病例数1087856例,死亡报告总数为1999例。2004年第三季度,报告发病数居前五位的病种为:肺结核、乙型肝炎、细菌性和阿米巴性痢疾、淋病、梅毒,占发病总数的87.24％;死亡数居前五 In the third quarter of 2004, epidemic reports were made in 31 provinces (autonomous regions and municipalities directly under the Central Government) across the country. Among 27 kinds of A and B infectious diseases, there were no cases of poliomyelitis and SARS. There were 108,786 cases of other infectious diseases and the total number of death reports was 1999 cases. In the third quarter of 2004, the top five reported diseases were tuberculosis, hepatitis B, bacillary and amoebic dysentery, gonorrhea and syphilis, accounting for 87.24% of the total number of cases. Among the top five deaths,