12 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... interstitial lung disease ... The cystic pattern ... #Diagnosis #Radiology ... #Differential #
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... Honeycombing Most diseases ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
interstitial lung disease ... in ground glass pattern ... #Pulmonary #CTChest ... GroundGlassOpacity #GroundGlass ... #Differential #
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... before the typical cysts ... #Clinical #Diagnosis ... #CTChest #Nodular ... #Differential #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... hematogenous spread of a disease ... #Chest #Radiology ... pulmonary #CXR #clinical
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
with a reticular pattern ... or a cystic pattern ... disease. ... #Clinical #Radiology ... #CXR #CTChest #
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... caused by multiple cysts ... many inhalational diseases ... #Clinical #Radiology ... Histiocytosis #Cystic
On the left a patient with GGO as dominant pattern.
In addition there is traction bronchiectasis indicating
GGO as dominant pattern ... collagen vascular diseases ... #Clinical #Radiology ... #CTChest #NSIP ... NonspecificInterstitialPneumonia #GroundGlass
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
treatable lung disease ... cases the lung disease ... the ground-glass pattern ... #Clinical #Radiology ... #CTChest #GroundGlass
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
patients with a UIP pattern ... or NSIP pattern ... in the differential ... #Clinical #Radiology ... #CTChest #DrugInduced