5951 results
Low O2 saturation that does not respond to supplemental O2
- Key diagnostic feature (sat < 85%
supplemental O2 - Key diagnostic ... response to 100% FiO2 ... response to 100% FiO2 ... of impaired O2 delivery ... impairment of O2 delivery
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery ... high percentage FiO ... set to desired FiO2 ... 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 ... alfentanil can be diagnostic ... Intraoperative #Checklist #Diagnosis
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... provide a different FiO2 ... Flow 2-15 LPM • FiO2 ... 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
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
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 ... Intraoperative #Checklist #Diagnosis
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
Oxygen Delivery ... - 6 L/min • FiO2 ... - 10 L/min • FiO2 ... - 15 L/min • FiO2 ... rishikumarmd #Oxygen #Delivery
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Adequate oxygen delivery ... check measured FiO2 ... Intraoperative #Checklist #Diagnosis
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Adequate oxygen delivery ... check measured FiO2 ... Intraoperative #Checklist #Diagnosis