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The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Lung cysts (LAM ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #SignetRing #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... (centrilobular emphysema ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Upper #Lower #RadiologyAssistant
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Atelectasis - Emphysema ... Reticular - Emphysema ... - Acute Pulmonary ... #Diseases #Radiology ... #Patterns #Lung
Focused Lung Assessment: Transducer positions for the 8 lung zones #EM #Radiology #PCC #POCUS #Focused #Lung
Focused Lung Assessment ... positions for the 8 lung ... zones #EM #Radiology ... #PCC #POCUS #Focused ... #Lung #Transducer
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
lucencies within the lung ... pneumatocele, emphysema ... with a thin wall Emphysema ... #Pulmonary #Diagnosis ... #Radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... without associated pulmonary ... emphysema. ... Clinical #Diagnosis #Radiology ... #Comparison #RadiologyAssistant
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
the secondary pulmonary ... Pulmonary vessels ... in the affected lung ... #Clinical #Radiology ... PanlobularEmphysema #RadiologyAssistant
Empyema Necessitans (EN) on Chest POCUS

Pulmonary teaching case: you are called to the bedside of a
(EN) on Chest POCUS ... Pulmonary teaching ... chest drain on POCUS ... #pulmonary #respiratory ... #Chest #Lung
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung ... with a cystic lung ... airways leading to pulmonary ... #Clinical #Radiology ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
periphery of the lung ... most typical of pulmonary ... seen in chronic lung ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant