慢性失代偿性呼吸性酸中毒,低氧血症( )。慢性肺心病患者血气分析结果如下:
A pH7.21,PaCO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0.gif">4.2kPa,PaO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_1.gif">12kPa,SaO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_2.gif">95%,AB10mmol/L,SB9mmol/L,BE19mmol/L B
pH7.51,PaCO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_3.gif">4.2kPa,PaO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_4.gif">9.44kPa,SaO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_5.gif">93.9%,AB22mmol/L,SB29.6mmol/L,BE4mmol/L C
pH7.09,PaCO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_6.gif">10.64kPa(80mmHg),PaO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_7.gif">3.99kPa(30mmHg),SaO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_8.gif">60.1%,AB24mmol/L,SB23mmol/L,BE20mmol/L D
pH7.42,PaCO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_9.gif">5.58kPa,PaO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_10.gif">12.7kPa,SaO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_11.gif">97%,AB23mmol/L,SB23mmol/L,BE0 E
pH7.30,PaCO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_12.gif">10kPa,PaO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_13.gif">6.65kPa,SaO<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296581_0_14.gif">85%,AB32mmol/L,SB29mmol/L,BE6mmol/L