Trauma Anesthesia (Exam II) Flashcards
What is the “Lethal Triad” associated with hemorrhage?
- Hypothermia
- Metabolic Acidosis
- Coagulopathy
Resuscitation using ________ increases blood loss, transfusion requirements, and mortality.
Crystalloids
What is Class I Hypovolemic Shock?
15% blood loss, normal vitals
What is Class II Hypovolemic Shock?
- 15 - 30% blood loss
- ↑ HR
- Normal sBP
What is Class III Hypovolemic Shock?
- 30 - 40% blood loss
- ↓ BP
- ↓ mentation
- HR > 120
- Delayed capillary refill
What is Class IV Hypovolemic Shock?
- > 40% blood loss
- ↓BP w/ narrowed pulse pressure
- Absent UO
- Significantly altered mentation
Components of the GCS.
12 - 15: sick but okay
8 - 12: needs help
< 8: bad
Components of damage control resuscitation.
What are the two things we are concerned about with crystalloid over-resuscitation?
- Abdominal Compartment Syndrome
- Hemodilution
What is the order of crystalloid preference for trauma patients?
- Plasmalyte
- LR
- NS
What are the early and late effects of shock on the renal system?
- Early: GFR maintained
- Late: ATN, inability to concentrate urine
What is one of the earliest organs effected by shock? Why?
Intestines due to blood being shunted away to more vital organs
Which organ metabolizes citrate?
Liver
What is the classic trauma dose of TXA?
2g IV bolus
What is the pediatric dose of TXA?
15mg/kg bolus
2mg/kg/hr over 8 hours