45 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... Hypoventilation: CNS of Respiratory ... Embolism, Obstructive Lung ... , Interstitial Lung
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
different phases of respiratory ... Assessing for CO2 ... PHASE I - Inspiratory ... Transition as CO2 ... the heart to the lung
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Criteria for Acute Respiratory ... Syndrome (ARDS) - Respiratory ... lobar collapse, lung ... - 200 mm Hg < PaO2 ... #ARDS #Acute #Respiratory
Main Lung Ultrasound differences between COVID-19 involvement and other conditions that may yield respiratory symptoms
 •
Main Lung Ultrasound ... that may yield respiratory ... areas #COVID19 #POCUS ... #Lung #Ultrasound ... #Comparison #Table
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Respiratory or Metabolic ... 7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... or restrictive lung
Weaning from the Ventilator - Algorithm
Setting up for extubation success
 • Decrease demand — correct metabolic
acidosis, decrease CO2 ... steroids & NMB • Respiratory ... stop or reduce long ... Diuresis — Dry lungs ... are happy lungs
Lung Ultrasound in COVID 19 symptoms and a history of COPD

FAMUS @FAMUSultrasound

#Lung #Ultrasound #COVID19 #POCUS #COPD
Lung Ultrasound ... FAMUSultrasound #Lung ... Ultrasound #COVID19 #POCUS ... COPD #Algorithm #Comparison
Lung Ultrasound in COVID 19 symptoms and a history of heart failure

FAMUS @FAMUSultrasound

#Lung #Ultrasound #COVID19 #POCUS
Lung Ultrasound ... FAMUSultrasound #Lung ... Ultrasound #COVID19 #POCUS ... #CHF #Comparison
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... HYPOVENTILATION • Rising PaCO2 ... : Interstitial lung ... ventilation (V) in the lungs ... bypassing the lungs
Barcode Sign in Pneumothorax on POCUS - M-Mode

seashore sign: normal lung sliding

barcode/stratosphere sign: pneumothorax 

#Pneumothorax #Barcode
Pneumothorax on POCUS ... seashore sign: normal lung ... Barcode #Sign #POCUS ... #Diagnosis #Comparison