9 results
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell histiocytosis ... (LCH): multiple ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
The cystic pattern ... #Diagnosis #Radiology ... #Pulmonary #CXR ... Pattern #Differential ... #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Langerhans cell histiocytosis ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Diagram #Comparison
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
or a cystic pattern ... a HRCT will give ... #Clinical #Radiology ... #Interstitial # ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #NodularPattern ... #Differential # ... Comparison #Table
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #ILD #Findings ... #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
peribronchovascular interstitium ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #NodularPattern ... Perilymphatic #Comparison
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
film of a 19 year old ... was caused by multiple ... #Clinical #Radiology ... #CXR #CTChest #LCH ... #Cystic #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... pneumonia (AIP, ... The histologic pattern ... #Clinical #Radiology ... #RadiologyAssistant