Table II.
Clinical parameters to evaluate when considering a transfusion
| Age | Cardiac function |
| Signs and symptoms of anaemia | Lung function |
| Speed of blood loss | Ischaemic heart disease |
| Volume of blood loss | Pharmacological treatments |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.