27 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Honeycombing Most diseases ... on the basis of HRCT ... #Diagnosis #Radiology ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... Smoking related diseases ... #Radiology #Pulmonary ... #HRCT #ChestCT ... #Differential #Table
More than 100 entities manifest as diffuse lung disease.
Fortunately only about 10 of these account for
disease. ... also uncommon HRCT-presentations ... #Diagnosis #Radiology ... SHITFACED #Mnemonic #HRCT ... #RadiologyAssistant
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 ... #Diagnosis #Radiology ... #RadiologyAssistant
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... #Lung #Signs #Pulmonary ... #Diseases #diagnosis ... #differential # ... radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... involvement of the lung ... morphologic findings on HRCT ... #Diagnosis #Radiology ... ILD #Findings #RadiologyAssistant
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 ... #RadiologyAssistant
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
periphery of the lung ... disease. ... #Diagnosis #Radiology ... #CXR #Batwing #Differential ... #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
diagnosis. ... In chronic disease ... - Lung neoplasms ... #Diagnosis #Radiology ... #RadiologyAssistant
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
In lung carcinoma ... postirradiation Hodgkin disease ... #Diagnosis #Radiology ... Lymphadenopathy #Differential ... #RadiologyAssistant