This randomized, nonblinded laboratory animal study reports how dynamic alveolar heterogeneity is influenced by 2 modes of mechanical ventilation (low tidal-volume ventilation and airway pressure release ventilation), using in vivo microscopy to directly measure alveolar size distributions.
Antoniou et al undertake a comprehensive review of the literature and conduct an analysis of the outcomes of carotid interventions in the elderly. See the Invited Commentary by Darling.
In a systemic review and meta-analysis, Bhangu et al determine whether delayed primary skin closure of contaminated and dirty abdominal incisions reduces the rate of surgical site infection compared with primary skin closure. See also the Invited Critique by Cohn.