32 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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- Lung cysts (LAM ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... Differential #Diagram #Comparison ... #SignetRing #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
effusion; sometimes pneumothorax ... Centrilobular emphysema ... Radiology #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Barcode Sign in Pneumothorax on POCUS - M-Mode

seashore sign: normal lung sliding

barcode/stratosphere sign: pneumothorax 

#Pneumothorax #Barcode
on POCUS - M-Mode ... seashore sign: normal lung ... Barcode #Sign #POCUS ... #Diagnosis #Comparison ... stratosphere #Clinical #Pulmonary
Subcutaneous Emphysema vs Pneumothorax on POCUS
Don't mistake for PTX -> Find ribs to confirm pleural line
Subcutaneous Emphysema ... vs Pneumothorax ... on POCUS Don't ... #comparison #ultrasound ... #lung #pneumothorax
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... low attenuation areas ... Radiology #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... There is a lung ... with a cystic lung ... airways leading to pulmonary ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
Paraseptal emphysema is localized near fissures and pleura and is frequently associated with bullae formation (area
Paraseptal emphysema ... to spontaneous pneumothorax ... compression of adjacent lung ... Clinical #Radiology #CTChest ... ParaseptalEmphysema #RadiologyAssistant
Pneumothorax Diagnosis on M-Mode

Left Lung: Normal sliding, sandy beach appearance

Right Lung: No lung sliding, Barcode Sign!

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Pneumothorax Diagnosis ... @MRamzyDO #Pneumothorax ... Barcode #Sign #POCUS ... #Diagnosis #Comparison ... #Clinical #Pulmonary
Lung Point in Pneumothorax

Lung ultrasound of a patient with SOB and chest pain after central line
Lung Point in Pneumothorax ... patient with SOB and chest ... #Point #pneumothorax ... #POCUS #Clinical ... #Pulmonary
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
the secondary pulmonary ... to widespread areas ... Pulmonary vessels ... Clinical #Radiology #CTChest ... PanlobularEmphysema #RadiologyAssistant