53 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... • Interstitial lung ... disease • Pulmonary ... Abnormalities • Chest ... Hypoxemia #Hypoxia #Differential
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... severity Acute Respiratory ... Extremities - Right ... #differential # ... #POCUS #ultrasound
Right pleural effusion with "spine sign" seen beautifully by using large footprint curvilinear transducer on lung
Right pleural effusion ... transducer on lung ... Clinical #POCUS #Lung ... #Pleural #Effusion ... #ultrasound #pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... : Interstitial lung ... ventilation (V) in the lungs ... bypassing the lungs ... Failure #hypoxia #Differential
Main Lung Ultrasound differences between COVID-19 involvement and other conditions that may yield respiratory symptoms
 •
Main Lung Ultrasound ... that may yield respiratory ... spared areas, Light ... COVID19 #POCUS #Lung ... #Ultrasound #Comparison
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... neuromuscular disease, ↓ chest ... Gradient: • Right-to-Left ... Hypoxemia #Hypoxia #Differential ... Diagnosis #Algorithm #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Weakness, Loss of Chest ... Elasticity (flail chest ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
COVID-19 on Lung POCUS - Day 2

Day 2 after COVID diagnosis. Less sore throat, cough &
COVID-19 on Lung ... breath or pleuritic chest ... bilateral pleural effusion ... #ultrasound #pulmonary ... BLines #POCUS #Effusion
Empyema Necessitans (EN) on Chest POCUS

Pulmonary teaching case: you are called to the bedside of a
POCUS Pulmonary ... infected pleural effusion ... #clinical #video ... #respiratory #Chest ... #Lung
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Failure - Differential ... • Diffuse Lung ... • Acute Respiratory ... • Chronic Lung ... HeartFailure #Cardiology #Differential