11 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity ... Hypersensitivity ... #Clinical #Radiology ... Pattern #Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... Differential #Comparison #Table ... #RadiologyAssistant
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
centrilobular nodules ... actually seen in all ... bacterial/viral/fungal pneumonia ... Sign #diagnosis #clinical ... #radiology #ChestCT
Sometimes the centrilobular opacities are more nodular in appearance as in this case. #Clinical #Radiology #CTChest
opacities are more nodular ... appearance as in this case ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... Centrilobular #RadiologyAssistant
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
centrilobular nodules ... opacity (80% of cases ... centrilobular nodules ... #Clinical #Radiology ... Centrilobular #RadiologyAssistant
Here another case of subacute hypersensitivity pneumonitis.
There is subtle opacity in the centre of the secondary
Here another case ... of subacute hypersensitivity ... #Clinical #Radiology ... HypersensitivityPneumonitis #Nodular ... Centrilobular #RadiologyAssistant
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
appearance of lung nodules ... ABPA is a hypersensitivity ... bronchial obstruction caused ... #Clinical #Radiology ... Mucus #Plugging #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... in fact this is nodular ... #Radiology #CXR ... #RadiologyAssistant
Differential diagnosis of TB.
Primary TB: Acute bacterial pneumonia
Secondary TB: Sarcoidosis, Silicosis, Pneumoconiosis
Endobronchial spread of TB: Bronchopneumonia,
Acute bacterial pneumonia ... Bronchopneumonia, Hypersensitivity ... #Clinical #Diagnosis ... #Radiology #CTChest ... Metastases #Mimic #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial pneumonia ... outcome in many cases ... appearance like in the case ... #Clinical #Radiology ... AcuteInterstitialPneumonia #ILD #RadiologyAssistant