22 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
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Chronic eosinophilic ... consolidation #Clinical #Radiology ... #HRCT #CTChest ... HighAttenuation #Pattern #Comparison ... #Table #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
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... initiation of smoking; Fever ... brown sputum, fever ... Travel hx, food hx; Fever ... differential #diagnosis #comparison
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
left a case of chronic ... with low-grade fever ... #Clinical #Radiology ... #CTChest #Eosinophilic ... EosinophilicPneumonia #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD ... #Findings #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
Based on the images alone, it is usually not possible to determine the cause of the
with cough and fever ... with low oxygen level ... nodular interstitial lung ... Clinical #Diagnosis #Radiology ... Consolidation #Causes #RadiologyAssistant