11 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... #Diagnosis #Radiology ... #Differential #Diagram ... #Comparison #Honeycombing ... Emphysema #SignetRing #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... Chronic eosinophilic ... consolidation #Clinical #Radiology ... #Comparison #Table ... #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
making an accurate diagnosis ... in the nodular pattern ... #Diagnosis #Radiology ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Differential #Comparison ... #Table #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to look at the pattern ... more than one pattern ... #Diagnosis #Radiology ... Differential #Table #RadiologyAssistant
Pleural fluid
It takes about 200-300 ml of fluid before it comes visible on an CXR (figure).
About
about 200-300 ml ... #Diagnosis #Radiology ... Hidden #Volume #Diagram ... #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
is a histologic pattern ... to confirm the diagnosis ... attributed to chronic ... #Clinical #Radiology ... #Honeycombing #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
) Differential diagnosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison ... Fibrosis #Mimic #ILD #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Chronic hypersensitivity ... scan: the mosaic pattern ... #Clinical #Radiology ... #CTChest #Chronic ... HypersensitivityPneumonitis #Fibrosis #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
limited differential diagnosis ... #Diagnosis #Radiology ... Lobar #Collapse #Patterns ... #Comparison #RadiologyAssistant