33 results
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 ... Emphysema #SignetRing #RadiologyAssistant
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
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Findings #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... is interstitial lung ... seen and in many cases ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
are smaller and fewer ... non-perfused vessels and causes ... In these cases comparison ... #Clinical #Radiology ... Redistribution #RadiologyAssistant
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
with similarl HRCT ... #Clinical #Radiology ... #CTChest #RBILD ... #Comparison #HypersensitivityPneumonitis ... #ILD #RadiologyAssistant
Alveolar proteinosis is a rare disease characterized by filling of the alveolar spaces with PAS positive
the suggestive HRCT ... Nonproductive cough, fever ... #Clinical #Radiology ... #CTChest #AlveolarProteinosis ... #CrazyPaving #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
show very similar HRCT ... throughout the whole lung ... #CTChest #UIP # ... Comparison #Chronic ... #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
preference at the lung ... bases. ... The HRCT demonstrates ... #Clinical #Radiology ... #CXR #UIP #CTChest
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
pneumonia On the chest ... x-ray there is an ill-defined ... weight loss or long ... #Clinical #Radiology ... Lobar #Pneumonia #RadiologyAssistant