A hospital information system is a comprehensive system that usually consists of multiple subsystems to meet the different management and service needs of a hospital. The following are some common subsystems that may be included in a hospital information system:
1. Electronic Medical Record (EMR): Used to record and manage the patient's basic information, diagnostic records, treatment plans and other medical information.
2. Computerized Physician Order Entry (CPOE): Used for doctors to issue medical orders, nurses to execute medical orders, and can automate the process of issuing, sending, reviewing, etc. of medical orders.
3. Hospital Management System (Hospital Management System): including appointment booking, outpatient management, hospitalization management, nursing management, pharmacy management, financial management and other functions for the daily operation and management of the hospital.
4. Picture Archiving and Communication System (PACS): Used to manage and store medical images, such as X-rays, CT, MRI, etc., so that doctors can view, analyze and diagnose the images.
5. Laboratory Information System (LIS): Used to manage and track information about a patient's laboratory tests, results, samples, and so on.
6. Drug Management System (Pharmacy Information System): for drug procurement, inventory management, drug dispensing, drug use monitoring and other drug management processes.
7. Quality Control and Evaluation System (Quality Control and Evaluation System): used for quality control within the hospital, medical quality assessment and improvement and other related work.
8. Statistical and Reporting System: Used for statistical analysis of various types of data in the hospital, report generation and display.
In addition, according to the characteristics and needs of the hospital, there can be other specific subsystems, such as operating room management system, bed management system, emergency registration system. Overall, hospital information systems are dedicated to coordinating and integrating the flow and management of information from various business units within the hospital to improve the quality and efficiency of medical services.