Noisy tachypneic respirations, and intercostal retractions may be present.Tachycardia, diaphoresis, changes in sensorium with decreased mentation, cyanosis, and pallor may be present.

• 呼吸粗重急促，肋部凹陷，心动过速，出汗，精神活动下降导致感觉系统发生变化，发绀，脸苍白。