15 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 ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... combinations of fibrosis ... listed in the table ... #Diagnosis #Radiology ... #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
or tumor cells (Table ... Even fibrosis as ... #Diagnosis #Radiology ... Consolidation #Differential ... #RadiologyAssistant
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
a patient with long ... The differential ... diagnosis includes ... #CXR #Lateral # ... #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
the following findings ... the peripheral lung ... COPD and cystic fibrosis ... #Diagnosis #Radiology ... #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... dealing with the differential ... The lab-findings ... #CXR #Peripheral ... OrganizingPneumonia #BOOP #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... very similar HRCT findings ... throughout the whole lung ... #Radiology #CTChest ... #Mimic #ILD #RadiologyAssistant
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
Incidental Finding ... The differential ... Clinical #PCC #Radiology ... #CXR #Oleothorax ... #NEJM
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
granulomas within the lungs ... lymphatic system 3) Fibrosis ... fibroblasts → fibrosis ... e.g. incidental CXR ... finding)
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
interstitium by fluid, fibrous ... a predominant finding ... diagnosis (Table ... #Diagnosis #Radiology ... #RadiologyAssistant