50 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity ... Hypersensitivity ... #Clinical #Radiology ... #HRCT #CTChest ... 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 ... #CTChest #Nodular ... Comparison #Table #RadiologyAssistant
Ill defined centrilobular nodules of ground glass density in a patient with hypersensitivity pneumonitis #Clinical #Radiology
centrilobular nodules ... pneumonitis #Clinical ... #Radiology #CTChest ... #Hypersenstitivity ... Centrilobular #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... Comparison #Table #RadiologyAssistant
On the left another case of Langerhans' cell histiocytosis.
It started as small noduli, which progressed over
It started as small ... replace normal lung ... #Clinical #Radiology ... #CTChest #LCH # ... Histiocytosis #Cystic #RadiologyAssistant
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
CT • Distinct ... nodule or mass ... #Vessel #Sign #CT ... #diagnosis #radiology ... #clinical
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
multiple ill-defined nodules ... CT demonstrates ... in the proper clinical ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
nodules or a mass ... ABPA is a hypersensitivity ... CT demonstrated ... #Clinical #Radiology ... #CXR #CTChest #
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
CT • Pulmonary ... Pulm adeno Ca, PLCH ... and metastatic lung ... #diagnosis #radiology ... #clinical
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
hyperaerated secondary nodules ... and secondry nodules ... #Clinical #Radiology ... #CXR #CTChest # ... Chronic #Fibrosis #RadiologyAssistant