TV4001 - MRI, CT, and scintigraphy

Questão	Responda
What are some applications for computed tomography (CT)	Bone studies Nasal studies Lungs and thorax
What are the advantages of CT?	Good contrast resolution No superimposition Fast aqcuisitation + post-take manipulation Contrast studies Cheaper than MRI
What is a disadvantage of CT?	Not good for subtle pathology of soft tissue
What are some indications for MRI?	Brain Spine Joints Caudal abdomen
What are some advantages of MRI	Outstanding soft tissue contrast resolution Contrast studies (gadolinium - passes BBB and enters tumours) Can use any plane 3D reconstruction
What are some disadvantages of MRI?	Takes a long time (up to 40 min) Requires GA Sensitive to movement Strong magnetic field
What are some applications for scintigraphy?	Physiological function studies Bone Kidney Thyroid PSS grading, screening, etc.
What are advantages of scintigraphy?	Very sensitive Can image entire skeleton Picks up extra-osseous mineralisation
What are some disadvantages of scintigraphy?	Radiation Not specific Poor image quality (cold and hot spots) Requires patient isolation for 24 hours

Resumo de Recurso

	Criado por Alinta Kalns mais de 6 anos atrás