11 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... low attenuation (table ... on a CXR. ... seen and in many cases ... #Diagnosis #Radiology
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... LCH: multiple round ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... histiocytosis (LCH ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
The CXR is of a ... LCH is called a ... In many of such cases ... a HRCT will give ... #Clinical #Radiology
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
HRCT is needed to ... The HRCT - not shown ... #Clinical #Radiology ... #CXR #Sarcoidosis ... #Interstitial #Pattern
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
suspect UIP on the CXR ... A HRCT is needed ... Here a CXR with ... HRCT demonstrated ... #Clinical #Radiology
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 ... have specific patterns ... morphologic findings on HRCT ... #Diagnosis #Radiology
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... lobar pneumonia caused ... #Diagnosis #Radiology ... #Pulmonary #CXR
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