10 results
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic nodules are ... the overlap in differential ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... Diagnosis #Radiology #Pulmonary ... #CTChest #GGO # ... #GroundGlass #Differential ... #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On HRCT there are ... Diagnosis #Radiology #Pulmonary ... Interstitial #Pattern #Differential ... #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
These are often ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... MultipleNodules #Nodules #Differential ... #Algorithm #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
combinations of fibrosis ... morphologic findings on HRCT ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic ... ILD #Findings #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... show very similar HRCT ... changes are typically ... Diagnosis #Radiology #CTChest ... #Mimic #ILD #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
without associated pulmonary ... honeycomb cysts are ... with end-stage fibrosis ... Diagnosis #Radiology #CTChest ... Emphysema #Comparison #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
interstitium by fluid, fibrous ... has a limited differential ... in interstitial pulmonary ... #HRCT #CTChest ... #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
radiographic findings are ... like idiopathic pulmonary ... disease in the differential ... Clinical #Radiology #CTChest ... #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 ... in this patient are ... there is a broad differential ... Clinical #Radiology #CTChest ... RespiratoryBronchiolitis #ILD #RadiologyAssistant