15 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... four patterns: ... histiocytosis or honeycombing ... #Pulmonary #CXR ... Pattern #Differential
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... in ground glass pattern ... #Radiology #Pulmonary ... #CTChest #GGO # ... #Differential #
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... low attenuation pattern ... on the basis of HRCT ... findings. ... #Pulmonary #CTChest
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
the ground-glass pattern ... findings of fibrosis ... bronchiectasis and honeycombing ... #Clinical #Radiology ... #CTChest #GroundGlass
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 ... to confirm the diagnosis ... #Clinical #Radiology ... #Pattern #Honeycombing
On the left a patient with GGO as dominant pattern.
In addition there is traction bronchiectasis indicating
as dominant pattern ... of the possible patterns ... relatively uniform pattern ... with honeycombing ... #CTChest #NSIP
Usual Interstitial Pneumonia (UIP) pattern on Chest CT
75 M with progressive dyspnea. Typical usual interstitial pneumonia
Pneumonia (UIP) pattern ... pneumonia (UIP) pattern ... - No findings ... fibrosis = idiopathic ... #clinical
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Diagnosis Framework ... Lymphangitic Carcinoma, Interstitial ... #CT #Patterns # ... Differential #Diagnosis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
combinations of fibrosis ... have specific patterns ... on HRCT and histology ... realise, that these patterns ... #Pulmonary #CTChest
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... artifact); (G) UIP pattern ... bronchiectasis, and honeycombing ... #Clinical #Diagnosis ... Correlation #Table #ILD #Findings