13 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 ... #Differential #Table ... #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 #Honeycombing
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis: ill ... #Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
Consolidation - Lobar ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Diagnosis #Clinical #Radiology ... Consolidation #Patterns #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... pneumonia caused ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
In most cases small ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
low attenuation (table ... seen and in many cases ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #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 #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
The most common causes ... produces only mild ... #Diagnosis #Radiology ... #Patterns #Comparison ... #RadiologyAssistant