Asst. Lecturer Ali Fadhil Hashim Computer networks have become an essential component of the modern technological infrastructure of healthcare institutions, particularly in radiology departments, which increasingly rely on digital systems for acquiring, storing, transmitting, and processing medical images. Advances in networking technologies have contributed to improving the speed of exchanging medical information and images and supporting integration between imaging devices and electronic systems used in healthcare institutions. Modern radiology departments rely on a range of digital systems and technologies, most notably the Picture Archiving and Communication System (PACS) and the Radiology Information System (RIS). These systems require a stable and secure network infrastructure to ensure the fast and reliable transmission of images and data between medical imaging devices, workstations, and servers. The importance of networks is particularly evident in connecting different imaging devices, such as digital X-ray systems, Computed Tomography (CT), and Magnetic Resonance Imaging (MRI), with servers and workstations. This connectivity enables medical images to be transmitted to designated locations for interpretation and analysis, helping specialized staff access the required information more efficiently. Networks also contribute to supporting Teleradiology, allowing medical images and related data to be transmitted through secure networks to specialists in different locations. This provides opportunities to benefit from specialized expertise and contributes to accelerating the diagnostic process, particularly in institutions where specialists in certain fields may not be available. One of the important aspects of networking in radiology departments is information security and the protection of medical data, given the sensitivity of medical images and health information. Therefore, networks should be designed according to appropriate security standards, including access control, data encryption, network traffic monitoring, and the use of suitable security systems to prevent unauthorized access to information. Operating networks in radiology departments also requires attention to performance and reliability, as the size of digital medical images can be substantial, particularly in CT and MRI examinations. Therefore, selecting an appropriate network infrastructure, ensuring high data-transfer speeds, and maintaining efficient servers and storage systems are important factors in ensuring operational continuity and rapid access to medical images. This highlights the importance of networking specialization within the Department of Radiologic Technology, as students can acquire knowledge that combines the fundamental principles of computer networking with the technological applications used in medical imaging environments. This contributes to preparing graduates capable of understanding the technical infrastructure of radiology systems and addressing communication and data-transfer requirements within healthcare institutions. The integration of computer networks with medical imaging technologies represents an important component of digital transformation in the healthcare sector. It contributes to improving operational efficiency, facilitating information exchange, and supporting the quality of diagnostic services. Therefore, developing students’ networking skills and their applications in radiology environments represents an important step toward keeping pace with rapid technological developments in healthcare