38 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... edema #Diagnosis #Radiology ... #ChestCT #Differential ... #Table #Distribution
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... : ill defined centrilobular ... #Clinical #Radiology ... Pattern #Comparison #Table ... #RadiologyAssistant
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
#Diagnosis #Radiology ... #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution ... Central #Peripheral #RadiologyAssistant
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
The table lists ... the differential ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #RadiologyAssistant
Size
A solitary pulmonary nodule (SPN) is defined as a single intraparenchymal lesion less than 3 cm
Size A solitary pulmonary ... listed in the table ... #EBM #Radiology ... #Pulmonary #SolitaryPulmonaryNodule ... MalignancyRate #Rate #RadiologyAssistant
Solitary Pulmonary Nodule
Click here for more detailed information about Solitary Pulmonary Nodule
A solitary pulmonary nodule or
Solitary Pulmonary ... The differential ... #Diagnosis #Radiology ... SolitaryPulmonaryNodule #Differential ... #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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or air-filled lesions ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
ConnectiveTissueDiseases #ILD ... CTILD #Diagnosis #Differential ... #Comparison #Table ... #Pulmonary #Rheumatology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... listed in the table ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Findings #RadiologyAssistant