Bone marrow transplantation pretreatment during high-dose cyclophosphamide chemotherapy, a large number of blood vomiting first aid, first of all, to maintain a smooth airway, rehydration and expansion, timely hemostasis and other comprehensive treatment.
1. Keep the respiratory tract unobstructed
If a large amount of blood is vomited, it is easy for the blood to flow backward or be misaspirated, which may cause asphyxiation due to the formation of blood clot, etc. Therefore, it is necessary to keep the respiratory tract open, keep the head tilted to the side to prevent misaspiration, and clean up the respiratory tract in time.
2. Replenish fluids in time
A large amount of vomiting blood will lose blood, resulting in insufficient blood volume, blood pressure drop, anemia, etc., timely rehydration fluids to increase blood pressure and expand the capacity, if necessary, blood transfusion.
3. Stop bleeding in time
If the bleeding in the digestive tract is more fierce, you can use three-lumen two-bladder tube to stop bleeding, etc., and at the same time, you can use acid-suppressing agents to protect the stomach, such as omeprazole.
In short, the emergence of a large number of vomiting blood, but also need to timely hospital emergency department emergency.