ECCO2R in the Treatment of Acute Exacerbation of COPD With Severe Hypercapnia

Inclusion Criteria

• •AECOPD patients.
• •The patients with hypercapnia respiratory failure were admitted to ICU and needed noninvasive ventilation.
• •The results of blood gas analysis showed pH \<7.30, PaCO2\> 50 mmHg.
• •There were high risk factors for failure of noninvasive ventilation: after receiving continuous 2 hours of noninvasive ventilation, the arterial blood pressure showed the pH value was ≤ 7.30, while PaCO2 was 20% higher than the baseline value, and any one or more of the following conditions were combined: respiratory rate ≥ 30 times / min, assisted respiratory muscle breathing; contradictory breathing.
• •Informed consents were sighed.