2949 results
Low O2 saturation that does not respond to supplemental O2
- Key diagnostic feature (sat < 85%
response to 100% FiO2 ... pulse oximeter causes ... response to 100% FiO2 ... of impaired O2 delivery ... impairment of O2 delivery
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
adequate oxygen delivery ... Adequate oxygen delivery ... check measured FiO2 ... pressure as a cause ... o Endocrine cause
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
high percentage FiO ... retention of exhaled gases ... • Uses either ... desired FiO ... #FiO2 #Pulmonary
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
adequate oxygen delivery ... Adequate oxygen delivery ... check measured FiO2 ... hypercarbia as causes ... syndrome) • Medical causes
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
should identify any cause ... ❶Adequate oxygen delivery ... surgery related cause ... check measured FiO2 ... POTENTIAL CAUSES
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
The probable cause ... evaluating potential causes ... Adequate oxygen delivery ... check measured FiO2 ... POTENTIAL CAUSES
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... Flow 6-10 LPM • FiO2 ... A venturi mask uses ... reservoir increases delivered ... #Mask #Oxygen #Delivery
Oxygen Delivery Systems and Approximate FiO2:
#Management #SupplementalO2 #Oxygen #Delivery #Devices #Interface #FiO2 #NonRebreather #HFNC #NasalCannula #Simple
Oxygen Delivery ... and Approximate FiO2 ... SupplementalO2 #Oxygen #Delivery ... Devices #Interface #FiO2
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Guidelines for Crises ... Adequate oxygen delivery ... check measured FiO2 ... Consider known drug causes ... Guidelines for crises
Nasal Oxygen Delivery Devices
Nasal cannula can be used to deliver supplemental O2. Conventional nasal cannula are
Nasal Oxygen Delivery ... can be used to deliver ... rates & moderate FiO2 ... achieving a higher FiO2 ... match demand so FiO2