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Significance of a doublet view of critical view of safety. (A) Cystic artery (white arrowhead) is very well delineated as seen from the anterior aspect. (B) However, the posterior (deeper) branch (black arrowhead) of the cystic artery that is supplying the liver and its junction with anterior branch (white arrowhead) is seen only on a posterior view. The posterior branch would be at risk of injury without a posterior view assessment.
