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CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Pulmonary Diseases ... Page Summary of Pulmonary ... #Lung #Signs #Pulmonary ... #Diseases #diagnosis
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... Smoking related diseases ... - Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... #Upper #Lower #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... Honeycombing Most diseases ... Diagnosis #Radiology #Pulmonary ... Emphysema #SignetRing #RadiologyAssistant
Diagnostic approach to acute exacerbation in interstitial lung disease.  Abbreviation: ILD, interstitial lung disease; GGO,
in interstitial lung ... disease. ... , interstitial lung ... glass opacity; CT ... #Pulmonary
More than 100 entities manifest as diffuse lung disease.
Fortunately only about 10 of these account for
disease. ... diseases, that ... diseases is extremely ... Diagnosis #Radiology #Pulmonary ... Mnemonic #HRCT #RadiologyAssistant
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... head and neck, pancreas ... biliary, renal, lung ... concentration PET-CT ... IgG4 #Related #Disease
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung ... disease. ... disease that results ... airways leading to pulmonary ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... involvement of the lung ... and drug-related lung ... Diagnosis #Radiology #Pulmonary ... ILD #Findings #RadiologyAssistant
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
periphery of the lung ... most typical of pulmonary ... seen in chronic lung ... disease. ... #Differential #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 #Pulmonary ... #Differential #RadiologyAssistant