41 results
Lung Ultrasound: Cardiogenic Pulmonary Edema vs ARDS
Cardiogenic Pulmonary Edema:
 • Smooth pleural line
 • AIS >
Lung Ultrasound: ... may be P > A, Normal ... UAlberta_Sono #APE ... #edema #comparison ... #clinical #diagnosis
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Normal RBC Mass ... Positive - Low/Normal ... Saturation 90%, Abnormal ... Abdominal Ultrasound ... carboxyhemoglobin, Abnormal
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Interpretation Algorithm ... • Normal • ... • Interstitial Lung ... Interpretation #Algorithm ... #diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... bilateral B-lines - Normal ... unilateral B-lines - Normal ... #differential #diagnosis ... #ultrasound #findings
Barcode Sign in Pneumothorax on POCUS - M-Mode

seashore sign: normal lung sliding

barcode/stratosphere sign: pneumothorax 

#Pneumothorax #Barcode
seashore sign: normal ... lung sliding ... #Sign #POCUS #Diagnosis ... #Comparison #Seashore ... stratosphere #Clinical #Pulmonary
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Exam: Usually normal ... Findings: Variably abnormal ... or near normal ... : Persistently abnormal ... #Diagnosis #pulmonary
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
curves comparing normal ... Curves are as they ... #Diagnosis #Pulmonary ... #Restrictive #Normal ... #Comparison
Pneumothorax Diagnosis on M-Mode

Left Lung: Normal sliding, sandy beach appearance

Right Lung: No lung sliding, Barcode Sign!

-
Pneumothorax Diagnosis ... : Normal sliding ... #Sign #POCUS #Diagnosis ... #Comparison #Clinical ... #Pulmonary #LungSliding
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
- Differential Diagnosis ... Algorithm Warm ... Shock - Bibasilar Lung ... Obstructive Shock - Normal ... Sounds • Pulmonary
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 ... Embolism, Obstructive Lung ... , Interstitial Lung ... #differential #diagnosis