The invention discloses a system and a method for sharing isomerous clinic medical information. The system comprises a terminology module, a document template generating module, a document management module and a database for storing clinic data, wherein the terminology module, the document template generating module, the document management module and the database are connected with each other in turn; the terminology module is used for normalizing terminologies used in shared documents; the document template generating module is used for defining composition elements of standard clinic data documents and relations between various elements, automatically generating a document template, and collecting and managing metadata; and the document management module is used for managing the documents, wherein users manage the medical documents through the document management module, and perform input, correction and query operations and transmission and sharing of the documents. The system and the method realize automatic generation of the standard clinic documents through a clinic data dictionary and a standard document generation device, and finally establish a complete clinic document database through mapping to manage and share the standard clinic documents.