Catestrophic bleed Flashcards
Main cause of PV bleeding
4-12 weeks pregnancy
Cause of antenatal haemorrhage
Placenta praevia or placental abruption
Causes of post partum haemorrhage
Tone, trauma, retained tissue, thrombin
Which blood can’t be given to females of child bearing age
O positive blood
How long does group specific blood test take to come back
20 minutes
When does blood need to be transfused
> 50% blood volume loss in 3 hours or ongoing blood loss of >150mls/hr
Complications of transfusions
Febrile transfusion reaction, allergic reaction, haemolytic transfusion reaction, TRALI, TACO
Symptoms of transfusion related acute ling injury (TRALI)
Dyspnoea, hypoxemia, bilateral chest nfiltrates (ARDS)
Symptoms of transfusion associated circulatory overload (TACO)
Dysopnoea, oedema
Symptoms of allergic transfusion reaction
Uticaria, pruritis, hives, anaphylaxis rare
Symptoms of haemolytic transfusion reaction
Fever, chills, pain at the site of reaction, nausea, vomiting, shock, dark urine
Symptoms of febrile transfusion reaction
1 degree rise in temperature, may have chills, malaise
What changes are seen early in haemorrhagic patients
Pulse pressure, respitatory rate, mental state
What should the BP be aimed at
MAP of >65 mmHg
Treatment of catastrophic bleeding
Wound close, vascular access and bloods, haemostatic resuscitation, reverse anticoagulation, optimise clotting
