77 results
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... Possible bilateral effusion ... #differential # ... diagnosis #signs ... #Lung #POCUS #ultrasound
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm ... • Interstitial lung ... Abnormalities • Chest ... #Diagnosis #Algorithm
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... A-a Gradient Normal ... neuromuscular disease, ↓ chest ... #pulmonary #Aa
COVID-19 on Lung POCUS - Day 2

Day 2 after COVID diagnosis. Less sore throat, cough &
2 after COVID diagnosis ... breath or pleuritic chest ... Thickening #COVID19 #clinical ... #lung #ultrasound ... #pulmonary #BLines
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Diagnosis Algorithm ... Pericardial • Effusion ... Artery Disease • Stable ... Thickening/Masses Chest
Lung Ultrasound: Cardiogenic Pulmonary Edema vs ARDS
Cardiogenic Pulmonary Edema:
 • Smooth pleural line
 • AIS >
Lung Ultrasound: ... Cardiogenic Pulmonary ... may be P > A, Normal ... edema #comparison #clinical ... #diagnosis #ultrasound
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
correlation in normal ... lung, pulmonary ... Notes: (A) Normal ... #Clinical #Diagnosis ... #Correlation #Table
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Diagnosis Algorithm ... Relative - Normal ... Positive - Low/Normal ... Abdominal Ultrasound
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... A-a gradient to normal ... , Interstitial Lung ... Hypoxia #hypoxemia #differential ... #diagnosis
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
highlight selected differentials ... LungPoint #POCUS #clinical ... lungdiaphragam #ultrasound ... #pulmonary #differential ... #diagnosis #mimics