Renal Contrast‑Enhanced Ultrasound Is Reproducible in Stable Critically Ill Patients — mTT Is the Most Robust Metric
Highlights
– In 20 stable critically ill patients, CEUS-derived renal perfusion parameters were stable across repeated scans within one hour.
– Intra-measure coefficient of variation: RBV 23.2%, mTT 13.9%, PI 33.8% — mTT appears the least variable.
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