21 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... - Lung cysts (LAM ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... TractionBronchiectasis #Cysts
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... visible wall #CXR ... #Differential #Table ... #Lung #Pulmonary ... #Diagnosis #Radiology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... Centrilobular emphysema ... central dot. - LIP #Clinical ... #CTChest #Cystic ... #Comparison #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Lymphangiomyomatosis (LAM ... Centrilobular emphysema ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... Lymphangiomyomatosis (LAM ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the differential diagnosis ... associated pulmonary ... emphysema. ... #Clinical #Diagnosis ... #Radiology #CTChest
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung cyst ... is a possible diagnosis ... airways leading to pulmonary ... #Clinical #Radiology ... #CXR #Pneumothorax
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... When the cysts have ... seen and in many cases ... #Pulmonary #CXR
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
infarction In pulmonar ... cyst has formed ... has caused a triangular ... #Clinical #Radiology ... #CXR #CTChest #
Empyema Necessitans (EN) on Chest Wall Physical Examination

Pulmonary teaching case: you are called to the bedside
Examination Pulmonary ... teaching case: ... drain - What’s the diagnosis ... #PhysicalExam #clinical ... #video #pulmonary