The document titled "Guidelines for the specification, implementation and management of IT systems in hospital transfusion laboratories: A British Society for Haematology Guideline" provides guidelines for hospital blood transfusion laboratories on the specification, implementation, and management of Laboratory Information Management Systems (LIMS). The guidelines address the use of IT systems in transfusion medicine, including electronic blood administration systems, recording administration/final fate information, information management, and system management. The document emphasizes the importance of patient identification, stock management, stock ordering, and stock tracking in transfusion laboratories. It also clarifies the use of terms relating to gender in clinical transfusion practice and provides recommendations for compliance with the guidelines. The document provides guidelines for the management of unused units in the transfusion process, as well as the management of patient records and data integrity. It discusses the use of unique patient identifiers, the merging and linking of patient records, and the generation of transfusion requests. The document highlights the benefits of electronic request systems and the use of Order Comms in improving patient safety and the efficiency of the transfusion process. It also addresses sample collection and the handling of samples and requests in the laboratory. The text discusses the importance of accurate patient identification and record-keeping in a laboratory information management system (LIMS) for blood transfusion processes. It emphasizes the need for unique patient identification, barcode labeling of samples, and matching requests to patient records. The LIMS should also support electronic transfer of information, automated testing processes [Extracted from the article]