Critical Care

Question 1

Criteria brain death

Answer 1

1) Coma
2) Absent motor,no decorticate / decerebrate reflex. May have spinal reflexes
3) absent brain stem reflexes
4) absence ventilator effort when arterial CO2 Atleast 60mmHG / 20 mmHG above pretest

Question 2

Resp failure

Answer 2

1) Pa02 <60mmHG / <8kpa

2) ‘’ ‘’ + PCo2 >50mmHG / >6.7Kpa

Question 3

ARDS criteria

Answer 3

The Berlin Definition (2013)

acute, with onset over 1 week or less
bilateral opacities consistent with pulmonary edema must be present; they may be detected on CT or chest radiograph
PF ratio <300mmHg with a minimum of 5 cmH20 PEEP
must not be fully explained by cardiac failure or fluid overload, in the physician’s best estimation using available information

Question 4

Damage control definition

Answer 4

When Pt does not have enough physiological reserve

1) stop haemorrhage+ limit soiling
2) tF ICU continued rescus, correct temp, electro , coagulopathy
3) take back for definitive mx