38 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
on the basis of HRCT ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... #Differential # ... Emphysema #SignetRing #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
effusion; sometimes pneumothorax ... low attenuation areas ... Clinical #Radiology #HRCT ... #CTChest #LowAttenuation ... Comparison #Table #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... - Aspiration - Pulmonary ... #HRCT #ChestCT ... #Differential #Table ... #Upper #Lower #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... is interstitial lung ... Diagnosis #Radiology #Pulmonary ... #RadiologyAssistant
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
the overlap in differential ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Perilymphatic #Nodular #Differential ... #RadiologyAssistant
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
Point on POCUS ... " a finding in pneumothorax-related ... False #LungPoint #POCUS ... lungdiaphragam #ultrasound #pulmonary ... #differential #
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
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
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... or interstitial lung ... #CTChest #GGO # ... #GroundGlass #Differential ... #RadiologyAssistant
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... Ultrasound Findings Pneumothorax ... submassive PE) POCUS ... #differential # ... #POCUS #ultrasound