156 results
Oxygen Delivery Systems and Approximate FiO2:
#Management #SupplementalO2 #Oxygen #Delivery #Devices #Interface #FiO2 #NonRebreather #HFNC #NasalCannula #Simple
and Approximate FiO2 ... #Management #SupplementalO2 ... Devices #Interface #FiO2
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
low-percentage supplemental ... higher percentage supplemental ... high percentage FiO ... retention of exhaled gases ... • Uses either
Oxygen delivery & ABG interpretation made easier with this simple colour-coded table. Please share, and print
#Management #SupplementalO2 ... Devices #Interfaces #FiO2
Low O2 saturation that does not respond to supplemental O2
- Key diagnostic feature (sat < 85%
not respond to supplemental ... response to 100% FiO2 ... pulse oximeter causes ... response to 100% FiO2
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Flow 6-10 LPM • FiO2 ... 10-15 LPM • FiO2 ... A venturi mask uses ... 10-15 LPM • FiO2 ... 10-15 LPM • FiO2
Causes of Approach to Altered Level of Consciousness - Workup
Clinical Exam - Focal
 • Trauma
 •
Causes of Approach ... Consciousness - Workup ... Refer to Blood Work ... #diagnosis #workup ... #algorithm #Causes
Anemia - Workup and Differential Diagnosis
 - History, Physical Exam, Labs
 - Microcytic
 - Normocytic
 -
Anemia - Workup ... Hemolytic #Anemia #Workup ... Differential #Diagnosis #causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
gas equation • Causes ... Improves with supplemental ... oxygen • Causes ... • Most common cause ... not improve with supplemental
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... other hormonal causes ... for non-hormonal causes ... Hypercalcemia #Workup
Hypereosinophilia Different Diagnosis and Workup
Secondary causes are broad so start with a med review, the most
Diagnosis and Workup ... Secondary causes ... the most common cause ... Different #Diagnosis #Workup