9 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
distribution. - Metastases ... : 'signet ring sign ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Differential diagnosis of TB.
Primary TB: Acute bacterial pneumonia
Secondary TB: Sarcoidosis, Silicosis, Pneumoconiosis
Endobronchial spread of TB: Bronchopneumonia,
Differential diagnosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... #MiliaryTB #Comparison ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Comparison #Table ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
HP (right) Differential ... diagnosis of Hypersensitivity ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
The differential ... diagnosis includes chronic ... hypersensitivity ... #Clinical #Radiology ... Sarcoidosis #Fibrosis #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Chronic hypersensitivity ... Signs of fibrosis ... included in the differential ... #Clinical #Radiology ... #CTChest #Chronic
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
the top of their differential ... the comet tail sign ... #Clinical #Radiology ... #CTChest #RoundedAtelectasis ... #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
or fibrosis in chronic ... hypersensitivity ... disease in the differential ... #Clinical #Radiology ... #CTChest #DrugInduced
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
bronchiolitis or chronic ... gren - Post transplant ... penicillamine) #Clinical ... #Radiology #CTChest ... #RadiologyAssistant