10 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... the nodules are diffuse ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
consolidation - Diffuse ... mass - Solitary Pulmonary ... Atelectasis #Diagnosis #Clinical ... #Radiology #CXR ... #RadiologyAssistant
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
The HRCT shows diffuse ... and some mosaic pattern ... abnormalities and signs ... cessation of smoking #Clinical ... #Radiology #CTChest
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
of pulmonary fibrosis ... A HRCT is needed ... HRCT demonstrated ... #Clinical #Radiology ... #Honeycombing #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Cardiogenic pulmonary ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... bronchiectasis) #Diagnosis #Radiology ... #Pulmonary #HRCT ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... are confluent, HRCT ... shows diffuse ground ... #Clinical #Radiology ... HypersenstitivityPneumonitis #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
The histologic pattern ... aswell as the HRCT ... are diffuse or ... #Clinical #Radiology ... AcuteInterstitialPneumonia #ILD #RadiologyAssistant
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
RB-ILD with subtle HRCT-findings ... The dominant pattern ... and additional clinical ... #Clinical #Radiology ... RespiratoryBronchiolitis #ILD #RadiologyAssistant
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
Pulmonary vessels ... Panlobular emphysema is diffuse ... difficult to detect on HRCT ... #Clinical #Radiology ... PanlobularEmphysema #RadiologyAssistant