has lost a lot of blood
Tom ha perdido mucha sangre, y los doctores están preocupados.
Tom has lost a lot of blood, and the doctors are worried.
Tom ha perdido mucha sangre, pero no ha perdido el conocimiento.
Tom has lost a lot of blood, but he hasn't lost consciousness.
La hemos encontrado justo a tiempo, ha perdido mucha sangre, pero está estable.
We found her just in time; she has lost a lot of blood, but she is stable.
— También la lluvia (2011)