Extravasated contrast volumetric assessment on computed tomography angiography in gastrointestinal bleeding: A useful predictor of positive angiographic findings

doi:10.4329/wjr.v16.i5.115

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May 28, 2024 (publication date) through Nov 29, 2024

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World Journal of Radiology

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1949-8470

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Radiol. May 28, 2024; 16(5): 115-127
Published online May 28, 2024. doi: 10.4329/wjr.v16.i5.115

Table 1 Computed tomography angiography acquisition protocol

CTA acquisition protocol (128 MDCT-GE medical system)
KVp	100-120 kVp
mAs	200-700 (smart mA)
Collimation	80 mm
Rotation time	0.28 s
Pitch	0.992
FOV	Large body
Acquisition thickness	2.5 mm
Reconstruction thickness	0.625 mm
Contrast medium volume	1.2-1.5 mL/kg
Contrast medium infusion rate	≥ 4 mL/s
IDR	1.4-1.8

CTA: Computed tomography angiography; IDR: Iodine delivery rate; FOV: Field of view; MDCT: Multi-detector row spiral computed tomography.

Citation: Cacioppa LM, Floridi C, Bruno A, Rossini N, Valeri T, Borgheresi A, Inchingolo R, Cortese F, Novelli G, Felicioli A, Torresi M, Boscarato P, Ottaviani L, Giovagnoni A. Extravasated contrast volumetric assessment on computed tomography angiography in gastrointestinal bleeding: A useful predictor of positive angiographic findings. World J Radiol 2024; 16(5): 115-127
URL: https://www.wjgnet.com/1949-8470/full/v16/i5/115.htm
DOI: https://dx.doi.org/10.4329/wjr.v16.i5.115