18 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... listed in the table ... on HRCT and histology ... #Diagnosis #Radiology ... #Pulmonary #CTChest
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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on the basis of HRCT ... findings. ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Diagram #Comparison
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Clinical manifestations ... decades of life • History ... - Imaging: • CXR ... , cavities • HRCT ... - Diagnosis:
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
No pathological findings ... involvement, with “white lung ... diagnosis of pulmonary ... #Clinical #Radiology ... #CXR #ChestXRay
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... several month history ... The lab-findings ... #Clinical #Radiology ... #CXR #Peripheral
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Endemic fungi: Histo ... rarely typical pneumonia ... diagnosis #pulmonary ... #CXR #clinical
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Blood cultures • CXR ... #Abscess #pulmonary ... #differential #
Based on the images alone, it is usually not possible to determine the cause of the
findings. ... Lobar pneumonia ... nodular interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
Incidental Finding ... The differential ... Given her history ... #Clinical #PCC # ... Radiology #CXR #