12 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... edema #Diagnosis ... #Radiology #Pulmonary ... #HRCT #ChestCT ... #Upper #Lower #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
More than 100 entities manifest as diffuse lung disease.
Fortunately only about 10 of these account for
some of them the old ... #Diagnosis #Radiology ... #Pulmonary #SHITFACED ... #Mnemonic #HRCT ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
bronchiolitis: ill ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Differential #Comparison ... #Table #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In these cases comparison ... with old fims can ... during a period of CHF ... #Clinical #Radiology ... Redistribution #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
a patient with CHF ... redistribution of pulmonary ... that helpful, but comparison ... #Clinical #Radiology ... #Comparison #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... bronchiectasis) #Diagnosis ... #Radiology #Pulmonary ... Interpretation #Algorithm #ILD ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
) Differential diagnosis ... show very similar HRCT ... #Radiology #CTChest ... #UIP #Comparison ... #RadiologyAssistant