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Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... Interstitial - ... Nodule - Multiple Masses ... Diagnosis #Clinical #Radiology ... #CXR #Consolidation
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
you think of the causes ... Is it pus, edema ... the alveoli and cause ... #Diagnosis #Radiology ... #Differential #
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... Pumonary cardiogenic edema ... this is nodular interstitial ... #CXR #Lobar #Consolidation
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... Thickening of the interstitium ... the alveoli) or interstitial ... predominance: Respiratory ... #GroundGlass #Differential
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Causes of Generalized ... Edema - Differential ... Syndrome Increased Interstitial ... Sepsis • Acute Respiratory ... Distress Syndrome
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... , to differentiate ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... pneumonia (COP), Respiratory ... pneumonia (AIP) ... Churg Strauss syndrome ... ILD #diagnosis #differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a Chest X-Ray ... seen and in many cases ... UIP can be suspected ... #Diagnosis #Radiology
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Lymphangitic Carcinoma, Interstitial ... Hypersensitivity Pneumonitis, Respiratory ... • Consolidation
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
- Dynamic air ... Cardiogenic Pulmonary Edema ... severity Acute Respiratory ... Distress Syndrome ... #pulmonary #differential