18 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... four patterns: ... lung disease and ... seen and in many cases ... Diagnosis #Radiology #Pulmonary
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... #HRCT #CTChest ... #NodularPattern ... #Nodular #Pattern
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Consolidation #Patterns
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
serial dilution, a pattern ... significant • Pattern ... : The ANA patterns ... not specific ANA Patterns ... , Interstitial Pulmonary
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... peribronchovascular interstitium ... distribution In certain diseases ... #HRCT #NodularPattern ... #Nodular #Pattern
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... specific patterns ... morphologic findings on HRCT ... realise, that these patterns ... Diagnosis #Radiology #Pulmonary
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
is a histologic pattern ... of pulmonary fibrosis ... as a reticular pattern ... This pattern was ... UIP #Reticular #Interstitial
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Thickening of the interstitium ... resolution of the HRCT ... lung disease (i.e ... in ground glass pattern ... Diagnosis #Radiology #Pulmonary
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Chronic diseases ... to look at the pattern ... more than one pattern ... lobar pneumonia caused ... Diagnosis #Radiology #Pulmonary
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... idiopathic lung disease ... The histologic pattern ... aswell as the HRCT ... are diffuse or