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This text outlines various diagnostic objectives in medicine, detailing patient history assessments and biometric tests. It emphasizes the importance of specialized procedures such as biopsies, imaging techniques like X-rays, CAT scans, and MRI for accurate diagnosis. The use of advanced imaging technologies allows for the identification of issues within internal organs and tissues. These methods assist in both diagnostic and preventative care, with considerations for patient safety, especially regarding radiation exposure. Engaging in pair work, students will explore a specific disease and simulate the diagnostic process while discussing treatment options.
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Biopsies Can be of manydifferentbodytissues. Thisis of bonemarrow. Willnot be done by a general practitioner.
X Rays • X-rayspenetrateflesh and can be used to lok at internalorgans and bones. • Used to identifybreaks and masses • Tissues can be flourescedwithradioactivematerialsorcontrasted in otherways: bariummeal
CAT Scans • Uses x-rayimages to create a 3D imagefromslicesthroughthepatient. • Usedfordiagnostic and preventative medicine. • May requireinjection of dyes etc. to providecontrast. (about ½ of those done!)
MRI: Nuclear MagneticResonanceImaging • Usedformuchthesamepurpose as CAT butimagemadeby a strongmagnet so no exposure to ionisingradiation. • Cannot be usedifyou´vegot bits of metal in body
Diffusion MRI • Measuresdiffusion of watermolecules and can be used to diagnoseneurologicaldisorders.
Task • Working in pairsyouwilllearnabout a disease and develop a medical play in whichyouactoutthediagnosticprocessand discusstreatmentoptions. • I willprovidethedisease.