33 articles
Subtraction Technique
Subtraction Technique: medical imaging method combining two registered images so unchanged structures cancel, showing only differences like contrast-filled vessels. MeSH D013382, established 1973; spans photographic subtraction (1935), digital subtraction angiography (1980), dual-energy and temporal subtraction.
Three-Dimensional Imaging
Three-dimensional imaging (3D imaging, MeSH D021621): generating images in three spatial dimensions from CT, MRI, ultrasound, or nuclear medicine data via segmentation, isosurface, and volume rendering, used in diagnosis, surgical planning, and AI-enabled medical devices.
Virtual microscopy
Virtual microscopy is a digital imaging method that scans an entire microscope slide into a single high-resolution whole-slide image, used in pathology for diagnosis, education, and teleconsultation.