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COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
COVID-19 Patterns ... of Lung Findings ... #Lung #Pulmonary ... #ChestCT #radiology ... #CTChest #diagnosis
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Radiographic Features of Pulmonary ... Emphysema - Pulmonary ... #Diseases #Radiology ... #Patterns #Lung ... #Differential #Diagnosis
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... seen and in many cases ... #Diagnosis #Radiology ... #Pulmonary #CXR
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... result in decreased lung ... - Emphysema - Lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Atelectasis #Diagnosis ... #Clinical #Radiology
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
diastolic filling patterns ... electrocardiogram, MI ... velocities, PVF: pulmonary ... atrium, PASP: pulmonary ... #Diagnosis #Cardiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... throughout the lungs ... #Chest #Radiology ... #pulmonary #CXR
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... • Diffuse Lung ... • Chronic Lung ... #HeartFailure #Cardiology ... #Differential #Diagnosis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... have specific patterns ... realise, that these patterns ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
sarcoidosis the common pattern ... In lung carcinoma ... #Diagnosis #Radiology ... #Pulmonary #Mediastinal