20 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
circumferential GGO ... sarcoidosis, mets to the lung ... Halo #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... or interstitial lung ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #CTChest #GGO #
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... is interstitial lung ... appreciate on a cest ... #Diagnosis #Radiology
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
potentially treatable lung ... the cases the lung ... two cases with GGO ... #Clinical #Radiology ... #CTChest #GroundGlass
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Reverse-Halo Sign) on Chest ... CT • Central GGO ... Halo #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
show very similar HRCT ... throughout the whole lung ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
The differential diagnosis ... are confluent, HRCT ... #Clinical #Radiology ... #CTChest #GGO #
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the differential diagnosis ... the surrounding lung ... #Clinical #Diagnosis ... #Radiology #CTChest ... Cyst #Emphysema #Comparison