Patient radiation dose during angiography and embolization for abdominal hemorrhage: the influence of CT angiography, fluoroscopy system, patient and procedural variables.

There is a clear trend of iterative improvement in radiation doses for this procedure over the past two decades (Fig. 1 ), however the fluoroscopy (Table 6 ) and procedure times (Fig. 3 ) are unchanged, suggesting similar procedure techniques and procedure difficulty across these studies.

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