Packed red blood cells
- For acute blood loss
- to ↑ O2-carrying capacity
- if end organ ischemia.
- 1 U PRBC
- → ↑ Hb by ~1 g/dL.
- Hb goal >7 g/dL
- adequate for UGIB & critically ill
- (NEJM 2013;368:11 & 2014;371:1381),
- adequate for UGIB & critically ill
- Hb goal ≥8
- in acute MI and
- peri-cardiac surgery
- (NEJM 2018;379;1224; JAMA 2021;325:552).