Donation after circulatory death Flashcards
What is the time period required in South Africa to certify someone as dead?
5 minutes
Give the preconditions for circulatory death
- Individual does not meet the criteria for CPR
- Failed attempts at CPR
- Life-sustaining treatment has been withdrawn
How is the absence of mechanical cardiac function determined clinically?
Absent pulse (palpation) Absent heart sounds (auscultation)
How long after circulatory death declaration can kidneys be donated?
2 hours
How long after circulatory death declaration can lungs be donated?
1 hour
How long after circulatory death declaration can liver be donated?
30min
How long after circulatory death declaration can pancreas be donated?
30min
How long after circulatory death declaration can heart be donated?
Cannot be donated - warm ischaemic damage too great
What is the warm ischaemic period?
Time when patient is warm but not receiving oxygenated blood
Discuss the Mastricht classification system
Controlled:
I - dead on arrival
II - unsuccessful resus
III - circulatory death anticipated w/ withdrawal of treatment
IV - pt already brain dead w/ proceeding circulatory arrest
Uncontrolled:
V - pt in ICU w/ unexpected circulatory arrest