The inVention proVides a semi-separation diagnosis table. The semi-separation diagnosis table comprises a diagnosis table body and a disinfecting-sterilizing separation deVice arranged on the front side of the diagnosis table body; the disinfecting-sterilizing separation deVice comprises a top coVer and supporting bodies supporting to the two ends of the top coVer, and semi-separation space for patients to see a doctor is defined by the top coVer and the supporting bodies; the disinfecting-sterilizing separation deVice is proVided with a flow channel caVity extending to the diagnosis table body from the top coVer, a sterilizing filtering unit and a draught fan are arranged in the flow channel caVity, a suction opening communicated with an inlet of the draught fan is arranged at the bottomof the top coVer, and an air outlet communicated with an outlet of the draught fan is arranged on the table surface of the diagnosis table body. Compared with the prior art, air purification and an air curtain separation are perfectly combined integrally through the semi-separation diagnosis table, the function that gas exhaled by patients is directly conVerted into a separation air curtain is achieVed, it is aVoided that air with germs are spread to the periphery while doctors are protected, and germ spreading and risk of cross infection generation are thoroughly aVoided.