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Most Common AFAST‐Positive Sites in Low‐Scoring AFS 1 and 2 Patients
ОглавлениеIn trauma, the most commonly reported positive sites are the nongravity‐dependent DH and CC views, which is against logic, which would dictate that the most gravity‐dependent HRU view would be more likely to be positive (SRU view in left lateral recumbency) (Lisciandro et al. 2009, 2019; Romero et al. 2015). In nontrauma, the most gravity‐dependent and least gravity‐dependent views were most commonly positive and surprisingly in equal distribution (McMurray et al. 2016), also defying logic. Lastly, in clinically normal puppies and kittens, the DH and CC views were most commonly positive (Lisciandro et al. 2015, 2019; Romero et al. 2015). The upshot is that sonographers should be aware of the pitfalls and artifacts for all AFAST views in order to maximize identifying free fluid over confounders since there is variation in the most commonly detected positive AFAST views between patient subsets and ages. These pitfalls and artifacts are well detailed in Chapter 6.