7 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
low attenuation (table ... Langerhans cell histiocytosis ... seen and in many cases ... UIP can be suspected ... #Diagnosis #Radiology
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 ... #Comparison #Table
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
Langerhans cell histiocytosis ... In many of such cases ... a HRCT will give ... #Clinical #Radiology ... #CXR #CTChest #
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
On a chest X-ray ... A HRCT is needed ... HRCT demonstrated ... #Clinical #Radiology ... #CXR #UIP #Reticular
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... preference at the lung bases ... The HRCT demonstrates ... #Clinical #Radiology ... #CXR #UIP #CTChest
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... morphologic findings on HRCT ... findings of NSIP, UIP ... #Pulmonary #CTChest
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... was caused by multiple ... #Clinical #Radiology ... #CXR #CTChest # ... LCH #LangerhansCellHistiocytosis