Medical Imaging Topics

Medical imaging topics encompass a broad spectrum of technologies that underpin modern diagnosis and treatment. Core modalities include X-ray, computed tomography (CT), magnetic resonance imaging (MRI), ultrasound and nuclear medicine. X-ray imaging remains essential for assessing fractures and chest pathology, while CT provides detailed cross-sectional and three-dimensional visualisation for trauma, oncology and complex anatomical evaluation. MRI uses magnetic fields and radiofrequency signals to generate high-contrast images of soft tissues, supporting neurological, musculoskeletal and oncological assessment without ionising radiation. Ultrasound provides real-time imaging using sound waves and is widely used in obstetrics, vascular medicine, and abdominal diagnostics. Nuclear medicine employs radiotracers and gamma or PET imaging to reveal physiological and metabolic processes, enabling functional assessment of cancer, cardiac disease and neurological disorders.

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