Figure 1From: A practical approach to goal-directed echocardiography in the critical care settingThe parasternal long axis (PLAX) view. (A) Normal gain. (B) Gain too high; with the gain too high, echocardiographic anatomy data may be obliterated. (C) Gain too low; with the gain too low, echocardiographic anatomy data may be incomplete. LA, left atrium; LV, left ventricle; RV, right ventricle.Back to article page