27 results
Oxygen Delivery Devices
1. Flow is a variable describing the movement of a volume of gas over
Oxygen Delivery Devices ... Room air is 21% ... O2 and air from ... NRB) • Venturi Mask ... Flow #Comparison #management
CPAP Troubleshooting Tips
1. Wrong size/style mask → try a different mask, nasal pillows
2. Trouble getting used
tolerating forced air ... → use device with ... noise → check air ... filter, device ... Troubleshooting #Tips #management
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery by Device ... entrainment of room air ... Venturi Mask (venti-mask ... Pulmonary #Equipment #Devices ... #Management
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
and Management ... 1) or anatomic shunt ... Arterial blood gas (ABC ... SpO2 > 88% • Management ... #management #treatment
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Devices Simple ... Mask: • Flow ... oxygen ambient air ... Oxygen #Delivery #Devices ... #management #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... Right to Left Shunt ... - Anatomic Shunt ... Disease and more • Diffusion ... #differential #diagnosis
COVID-19 Phenotypes - Implications for Respiratory Support Management

L Phenotype
 - Low Elastcnce (High Compliance)
 - Low
Respiratory Support Management ... Low Ventilation Perfusion ... Right-to-Left Shunt ... Phenotypes #Variations #Diagnosis ... #Management #SARSCOV2
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
ED arrival MSK ... posterior shoulder - AC ... especially with AC ... Electricity #Evaluation #Diagnosis ... #Management #Emergency
Postpartum Hemorrhage - Differential Diagnosis, Examination and Management

Uterotonic Medications (after delivery of the placenta):
 • Oxytocin
- Differential Diagnosis ... Examination and Management ... hr • RAPID IV INFUSION ... uterine tamponade device ... #Differential #Diagnosis
Esophageal Variceal Bleeding - Diagnosis and Management Summary
PRE-ENDOSCOPY
Vasoactive agents - Octreotide: 
 • 50mcg bolus →
Variceal Bleeding - Diagnosis ... and Management ... portosystemic shunt ... Variceal #Bleeding #Diagnosis ... #Management #treatment