6397 results
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Pneumonia - Atelectasis ... Radiology #Patterns #Lung ... #Differential #Diagnosis
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Diagnosis Algorithm ... Cyst • Rounded Atelectasis ... Malformation #Lung ... #Differential #Diagnosis
Rounded atelectasis
The typical findings of rounded atelectasis on CT are pleural thickening, pleural-based mass and comet
Rounded atelectasis ... findings of rounded atelectasis ... The underlying lung ... shrinks and atelectasis ... #Diagnosis #Radiology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
and Associated Lung ... Pneumothorax: - No lung ... barcode sign - Lung ... bronchograms (atelectasis ... #differential #diagnosis
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Pneumonia • Atelectasis ... #Differential #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Physiologic Shunt: Atelectasis ... Pulmonary Edema, Atelectasis ... Embolism, Obstructive Lung ... , Interstitial Lung ... #differential #diagnosis
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
surrounded by opacified lung ... non-obstructive atelectasis ... Bronchogram #Sign #CT #Lung ... #Pulmonary #diagnosis
PseudoARDS-Collapse pattern
PseudoARDS-collapse is respiratory failure which is largely due to atelectasis.  The most common form
largely due to atelectasis ... ) or dependent lung ... #Diagnosis #Clinical ... ChestXRay #PseudoARDS #Atelectasis
Comet Tail Sign on Chest CT
 • Curvilinear pleural based opacity directed towards the ipsilateral hilum
• DDx: Rounded atelectasis ... Tail #Sign #CT #Lung ... #Pulmonary #diagnosis
Whenever you see an area of increased density within the lung, it must be the result
density within the lung ... tissue of the lung ... or multiple. 4- Atelectasis ... a part of the lung ... #Diagnosis #Radiology