Oxygen

Question 1

If critically ill what oxygen should you put T2RF pts on

Answer 1

Still 15l NRB

Question 2

Whats the sats cut off for being “critically unwell” and needing 15L as per BTS

Answer 2

<85%

Question 3

What should you do if on oxygen and hx of previous T2RF, but current gas CO2 is ok, re target sats

Answer 3

if previous NIV/IMV - 88-92%

if not, then 94-98%

Question 4

Target sats paraquat/bleomycin poisoning

Answer 4

85-88%

Question 5

What does BTS say to do if RR >30

Answer 5

Increase flow rate by 50%

Question 6

How much does ELBG underestimate PaO2

Answer 6

0.5-1.0

Question 7

How much do your sats need to drop for you to be “deteriorating” as per BTS

Answer 7

3+%

Question 8

What flow rate with blue venturi 24%

Answer 8

2-3l/min

Question 9

What flow rate with white venturi 28%

Answer 9

4-6l/min

Question 10

What flow rate with yellow venturi 35%

Answer 10

8-12l/min

Question 11

What flow rate with red venturi 40%

Answer 11

10-15l/min

Question 12

What flow rate with green venturi 60%

Answer 12

12-15l/min

Question 13

Above what PaO2 is considered excessive risk of CO2 retention in COPD O2 therapy BTS

Answer 13

PaO2 10kpa

Question 14

What does BTS consider high bicarb that needs NIV

Answer 14

> 45

Question 15

Who should get palliative oxygen

Answer 15

Sats persistently 90% or less, or sx benefit