CRIM 356 Lecture Notes - Lecture 6: Unexploded Ordnance, Radiography, Medical Jurisprudence
13 May 2016
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Document Summary
Historic milestones: 1895 - december: roentgen announces the discovery of a new type of ray , 1896: establishing the cause of death & injury in murder & attempted murder cases; uk, Radiography as a tool of forensic science: wide range of applications, crash investigation, investigation of terrorist incidents, medico-legal examinations, detection of narcotics and explosives, archaeological examination, document examination, structural investigation, fine art examination. Imaging techniques: radiography, contrast agents, opg, fluoroscopy, ultrasound, computed axial tomography (ct, magnetic resonance imaging, digital radiography & fluoroscopy. Plain film radiography: digital plate, x-ray gun focuses on plate, x-ray passes through body. Radiological contrast agents: provide contrast of small vessels, intestines, etc. by introducing some agent that will cause the x-rays to be absorbed. Week 6 forensic imaging of skeletal tissues: barium sulphate, ba swallow, meal & enema, iodine, arteriography, venography, sinography, myelography, urography, sialography, Advantages & uses: mainly replaced by ct and mri, still widely used for dental imaging (opg, important for dental id.
