10 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... perilymphatic distribution ... #Clinical #Radiology ... CTChest #Nodular #Pattern ... #Comparison #Table
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... perilymphatic distribution ... #Clinical #Radiology ... CTChest #Nodular #Pattern ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... perilymphatic distribution ... perilymphatic distribution ... #Clinical #Diagnosis ... #Differential #Comparison
Blastomycosis (Blastomyces): Gilchrist’s disease, Chicago disease - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode
inoculation • Clinical ... reticulonodular patterns ... blastomycosis – can mimic ... Radiographic pattern ... an upper lobe distribution
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... - Bimodal Age Distribution ... involvement, irregular pattern ... Lymphoproliferative #Disorders #Classification ... #differential #algorithm
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
gravitational distribution ... #Clinical #Radiology ... Carcinomatosis #Mimic ... #Differential #Comparison
PseudoARDS-Effusion Pattern

PseudoARDS-effusion refers to a patient with bilateral infiltrates who seems to have ARDS, but whose
PseudoARDS-Effusion Pattern ... This may closely mimic ... #Diagnosis #Clinical ... ChestCT #PseudoARDS #Comparison ... True #Effusion #Pattern
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Differential diagnosis of TB.
Primary TB: Acute bacterial pneumonia
Secondary TB: Sarcoidosis, Silicosis, Pneumoconiosis
Endobronchial spread of TB: Bronchopneumonia,
have a random distribution ... #Clinical #Diagnosis ... CTChest #MiliaryTB #Comparison ... #Metastases #Mimic
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... and perihilar distribution ... #Clinical #Radiology ... CTChest #Reticular #Pattern ... #Comparison #Table
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
strong lower zone distribution ... #Clinical #Diagnosis ... #CTChest #UIP #Comparison ... HypersensitivityPneumonitis #Fibrosis #Mimic