35 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Lung cysts (LAM, LIP ... basis of HRCT findings ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #SignetRing #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
(centrilobular emphysema ... is seen in: - UIP ... edema #Diagnosis #Radiology ... #Differential #Table ... #Upper #Lower #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
or tumor cells (Table ... fibrosis as in UIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Centrilobular emphysema ... central dot. - LIP ... #CTChest #Cystic ... Differential #Comparison #Table ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... of NSIP, UIP, OP ... #Pulmonary #CTChest ... #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
about imaging findings ... low attenuation (table ... UIP can be suspected ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... we describe a chest ... #Differential #Table ... Cavity #Cyst #Lung #Pulmonary ... #Diagnosis #Radiology
Cardiac incisura
Click image to enlarge.
On the right side of the chest the lung will lie against
Cardiac incisura ... This causes a density ... It is a normal finding ... #Clinical #Radiology ... #Incisura #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
can heal and end up ... without associated pulmonary ... emphysema. ... #CTChest #Cavity ... #Comparison #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... findings. ... between these chest ... Consolidation #Causes ... #RadiologyAssistant