9 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... On a Chest X-Ray ... is interstitial lung ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
of pulmonary fibrosis ... On a chest X-ray ... at the lung bases ... lung bases. ... #Honeycombing #RadiologyAssistant
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
skin (esp. over areas ... Ulcers, Livedo reticularis ... cause interstitial lung ... disease/pulmonary ... pathophysiology #signs
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... cells results in a pattern ... of reticular opacities ... #HRCT #CTChest ... #Differential #RadiologyAssistant
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
and some mosaic pattern ... Reticular abnormalities ... and signs of fibrosis ... Clinical #Radiology #CTChest ... DesquamativeInterstitialPneumonia #ILD #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
with ground glass pattern ... enlargement of pulmonary ... (arrow) in the areas ... Clinical #Radiology #CTChest ... Thromboembolism #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 ... : reticular nodular ... #HRCT #CTChest ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... Signs of fibrosis ... mid and lower lung ... Clinical #Radiology #CTChest ... HypersensitivityPneumonitis #Fibrosis #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
like idiopathic pulmonary ... or NSIP pattern ... consider drug-related lung ... Clinical #Radiology #CTChest ... DrugRelated #Fibrosis #RadiologyAssistant