实验ㄧ超音波医学影像分析-台大电机系计算机中心.PDFVIP

實驗ㄧ ：超音波醫學影像分析 Medical Imaging Systems /wiki/Ultrasound /wiki/ Brain_tumor § Visual representation of a biological object § Non-invasive detection § Assist clinical diagnosis Medical Imaging Systems X-Ray / Computed Tomography (CT) X-Ray Tube X-Ray Tube § Image formation: attenuation/ absorption of the X-ray beam. § CT: the tube and the detector are both rotating around the body, resulting in a 3D visualization. § Applications: Bone fracture, breast calcifications, lung cancer. X-Ray Film / Detector § CA: Iodine, barium X-Ray Film / Detector /types-of-medical-imaging/imaging-using-x-rays/ / ProcedureDetails.cfm?BR=1Proc=50 Medical Imaging Systems Positron Emission Tomography (PET) § Image formation: metabolic activity § CA: F-18 FDG ( 氟化去氧葡萄糖). § Applications: cancer, Alzheimer’s disease. /en/info.cfm?pg=pet Medical Imaging Systems Magnetic Resonance Imaging (MRI) § Image formation: body’s natural magnetic properties (hydrogen proton) § Applications: bones and soft tissues § Non-radioactive /main/products/mri/ /pmc/articles/PMC1121941/ Medical Imaging Systems Ultrasound § Image formation: acoustic impedance § Applications: soft tissue § CA: microbubbles § Non-radioactive /en/products/categories/ultrasound Medical Imaging System -  X-ray absorption X-Ray Computed -  Bone fracture, breast Tomography (CT) calcifications, lung cancer -  CA: Iodine, barium -  Metabolic activity Positron Emission