84 results
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... Consolidations - "Shred" sign ... pleura in severe cases ... bronchograms (atelectasis ... differential #diagnosis #signs
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... Pneumonia • Atelectasis ... Diagnosis #Algorithm #Causes ... #Pulmonary
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Pneumonia • Pulmonary ... edema • Atelectasis ... • Interstitial lung ... Diagnosis #Algorithm #Causes
Barcode Sign in Pneumothorax on POCUS - M-Mode

seashore sign: normal lung sliding

barcode/stratosphere sign: pneumothorax 

#Pneumothorax #Barcode
Barcode Sign in ... M-Mode seashore sign ... : normal lung sliding ... barcode/stratosphere sign ... stratosphere #Clinical #Pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... Physiologic Shunt: Atelectasis ... Edema, Atelectasis ... , Obstructive Lung ... , Interstitial Lung
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
thickening - lack of normal ... the peripheral lung ... lumen - associated atelectasis ... The most common cause ... Diagnosis #Radiology #Pulmonary
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... • Infectious Causes ... Non-Infectious Causes ... Dermatomyositis, Lung ... Reverse #Halo #Sign
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... cava syndrome • Atelectasis ... Pneumonectomy • Trapped lung ... Malignancy • Pulmonary ... Pleural #Effusion #Pulmonary
Hoover's Sign

Hoover’s sign refers to inward movement of the lower rib cage during inspiration- instead of
Hoover's Sign ... outward as is normal ... hyperexpansion of the lungs ... Pulmonary #COPD ... #PhysicalExam #Video
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Cyst • Rounded Atelectasis ... Malformation #Lung ... Diagnosis #Algorithm #Causes ... #Pulmonary