Podcast
Questions and Answers
CTU uses ______ for nephrographic purposes.
CTU uses ______ for nephrographic purposes.
LOCM
The volume used in CTU is ______ mL.
The volume used in CTU is ______ mL.
100
A typical dosage of LOCM is ______ mg.
A typical dosage of LOCM is ______ mg.
300
The injection rate for the contrast medium is ______ mL per second.
The injection rate for the contrast medium is ______ mL per second.
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During delayed scans, the volume commonly used can be ______ mL.
During delayed scans, the volume commonly used can be ______ mL.
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MRI ______ is used to assess the urinary tract.
MRI ______ is used to assess the urinary tract.
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The ______ is not indicated for prostate imaging in this case.
The ______ is not indicated for prostate imaging in this case.
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A contrast agent of ______ mmol is mentioned for use.
A contrast agent of ______ mmol is mentioned for use.
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Assessment of the urinary tract using MRI may include various ______.
Assessment of the urinary tract using MRI may include various ______.
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The response options included ______, indicating the suitability of the MRI.
The response options included ______, indicating the suitability of the MRI.
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The term 'plain ______' refers to a standard type used in imaging.
The term 'plain ______' refers to a standard type used in imaging.
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______ involves using X-rays to visualize internal structures.
______ involves using X-rays to visualize internal structures.
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In ______, the image produced is usually black and white.
In ______, the image produced is usually black and white.
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Plain film radiography does not use ______ contrast mediums.
Plain film radiography does not use ______ contrast mediums.
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The primary purpose of plain film ______ is to diagnose various medical conditions.
The primary purpose of plain film ______ is to diagnose various medical conditions.
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An MRI of the ______ is not required.
An MRI of the ______ is not required.
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The body weight is expressed in ______.
The body weight is expressed in ______.
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The required volume for the procedure is ______ mL.
The required volume for the procedure is ______ mL.
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The result should be monitored over ______ min.
The result should be monitored over ______ min.
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The measurement unit for body weight is ______.
The measurement unit for body weight is ______.
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The procedure involves __________ in urethrography.
The procedure involves __________ in urethrography.
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In the male urethrography, __________ is used as a contrast agent.
In the male urethrography, __________ is used as a contrast agent.
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The recommended dosage of LOCM is __________ mg.
The recommended dosage of LOCM is __________ mg.
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Flushing the system requires __________ mL.
Flushing the system requires __________ mL.
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The time for administering 1 mL is __________ seconds.
The time for administering 1 mL is __________ seconds.
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The term ______ describes a backward movement or process.
The term ______ describes a backward movement or process.
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In medical imaging, ______ refers to the use of low-osmolar contrast media.
In medical imaging, ______ refers to the use of low-osmolar contrast media.
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The recommended dosage for the procedure is ______ mg.
The recommended dosage for the procedure is ______ mg.
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A volume of ______ mL is typically utilized in this procedure.
A volume of ______ mL is typically utilized in this procedure.
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In this context, ______ refers to a specific administration rate.
In this context, ______ refers to a specific administration rate.
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Study Notes
Contrast Media for Procedures
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Procedure: Plain film radiography, ultrasound of urinary tract, CT KUB, IVU, CT Urography (unenhanced and nephrographic/delayed scans), CT angiography, MRI urinary tract, MRI prostate, excretory MR urography, MRI adrenals, ascending urethrography, retrograde pyeloureterography, and percutaneous renal cyst puncture and biopsy.
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Contrast Medium:
- IVU: Yes, LOCM (low osmolality contrast medium) with a concentration of 300-370 mg.
- CT Urography (unenhanced): Yes, Water.
- CT Urography (nephrographic/delayed scans): Yes, LOCM with a concentration of 300 mg.
- CT Angiography: Yes, LOCM with a concentration of 300 mg.
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Volume Contrast (mL):
- Adult IVU: 50-100 mL
- Paediatric IVU: 1 mL per 1kg.
- CT Urography (unenhanced): 500-1000 mL.
- CT Urography (nephrographic/delayed scans): 100 mL.
- CT Angiography: 100-150 mL.
- MRI (excretory urography): 0.1 mmol gadolinium per kilogram of body weight.
- MRI (ascending urethrography): 20 mL of contrast medium flushing into an additional 50 mL of contrast medium.
- Retrograde pyeloureterography: 150-200mg LOCM.
- Percutaneous renal cyst puncture/biopsy: 10-15 mL of 150-200 mg of LOCM.
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Time:
- IVU: 45-60 minutes.
- CT Urography (unenhanced): 45-60 minutes.
- CT Urography (nephrographic/delayed scans): 1-4 minutes.
- CT Angiography: 3-4 minutes.
- MRI (excretory urography): 10-20 minutes.
- Retrograde pyeloureterography: 1-15 minutes.
- Percutaneous renal cyst puncture/biopsy: 1-15 minutes, depending on procedure specifics.
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Description
This quiz covers the use of contrast media in various radiographic procedures including CT Urography, MRI, and IVU. You will learn about the types of contrast media used, such as low osmolality contrast media, and the appropriate volumes for different patient demographics. Test your knowledge on the protocols and applications of contrast media across multiple imaging techniques.
