23 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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- Emphysema - Lung ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... #Differential #Diagram ... Emphysema #SignetRing #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
or tumor cells (Table ... UIP, NSIP and long ... Diagnosis #Radiology #Pulmonary ... #CTChest #Consolidation ... #Differential #RadiologyAssistant
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
identified in the lung ... Pathophys #Radiology #Pulmonary ... #CTChest #TreeInBud ... #Diagram #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic ... ILD #Findings #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
supplying the upper lung ... supplying the lung ... The pulmonary vascular ... non-perfused vessels and causes ... Redistribution #RadiologyAssistant
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
carcinoma of the lung ... hemorrhage) - Pulmonary ... pathology (e.g. ... Differential #Diagnosis #Table ... #Causes #Sodium
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... shows a small, stable ... • Vasculitis (e.g ... #Abscess #pulmonary ... #differential #causes
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... low attenuation (table ... seen and in many cases ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... Pulmonary hemorrhage ... nodular interstitial lung ... #RadiologyAssistant
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
Lung infarction ... In pulmonar embolism ... In this case a lung ... The pulmonary embolus ... PulmonaryEmbolism #RadiologyAssistant