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MSD Manual
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MEDICAL TOPICS
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MEDICAL TOPICS
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Principles of Radiologic Imaging
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Principles of Radiologic Imaging
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Risks of Medical Radiation
Radiation and cancer
Radiation during pregnancy
Recommendations
References
Radiographic Contrast Agents and Contrast Reactions
Allergic-type contrast reactions
Contrast nephropathy
Lactic acidosis
Reference
Angiography
Uses of Angiography
Variations of Angiography
Digital subtraction angiography
Disadvantages of Angiography
Computed Tomography (CT)
Uses of CT
Variations of CT
Virtual colonoscopy and CT enterography
CT IV pyelography (CT IVP) or urography
CT angiography
Disadvantages of CT
Conventional Radiography
Uses of Conventional Radiography
Variations of Conventional Radiography
Contrast studies
Fluoroscopy
Disadvantages of Conventional Radiography
Magnetic Resonance Imaging
Uses of MRI
Contrast agents
Variations of MRI
Diffusion (diffusion-weighted) MRI
Echo planar imaging
Functional MRI
Gradient echo imaging
Magnetic resonance spectroscopy (MRS)
Magnetic resonance enterography
Perfusion MRI
Positron emission tomography (PET)–MRI
Disadvantages of MRI
Magnetic field
Claustrophobia
Contrast reactions
Reference
Mammography
Variations of mammography
Positron Emission Tomography (PET)
Uses of PET
Variations of PET
PET-CT
Disadvantages of PET
Radionuclide Scanning
Uses of Radionuclide Scanning
Variations of Radionuclide Scanning
Single-photon emission CT (SPECT)
Disadvantages of Radionuclide Scanning
Ultrasonography
Uses of Ultrasonography
Variations of Ultrasonography
A-mode
B-mode (gray-scale)
M-mode
Doppler
Disadvantages of Ultrasonography