Figure 1
From: Lung ultrasound imaging in avian influenza A (H7N9) respiratory failure
LUS and CXR correlation from illness day (rows 1 & 2). Panels A-F. (A) A lines = normal aerated (spared) lung; (B & C) B lines = interstitial lung water or pulmonary edema; (D & E) Small subpleural consolidation (yellow arrows); (E) Micro - Pleural Effusion (white arrow heads); F: White lung = ARDS, and G: Confluent B lines. Panel letters correspond to position letter on CXR (subscript P for posterior chest wall and subscript L for lateral chest wall LUS interrogation). Row 3: serial chest X-rays.