p***e
发帖数: 12 | 1 A 49-year-old construction worker is admitted to the emergency department
after a severe laceration of his
left thigh. He lost about 4 units of blood prior to effective closure of the
wound. He received several hundred
milliliters of normal saline during the procedure. Postsurgical clinical
data are as follows: vital signs lying
down, HR 115, BP 98/60, RR 28; sitting, HR 140, BP 92/62, RR 28; Hct 22,
hemoglobin 8, PaO2 90, SaO2 98%
breathing room air. N.R. continues to have significant oozing fr | w****n
发帖数: 237 | 2 囧。。。不会吧~~FiO2要100%？ 可能是失血~Hgb太少~即使全部saturated~还是不够
tissue用~所以要很多O2？
还有就是SaO2有+/- 3%的幅度~所以即使测量的是98%~可能只有95%
= =瞎猜的~~~(*^__^*) 嘻嘻…… |
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