7 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis: ill ... Miliary TB: random ... #Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Cryptogenic Organizing ... Organizing Pneumonia - Clinical ... , cavities • HRCT ... Treatment: • Mild ... BOOP #pulmonary #ILD
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in ... the diagnosis of cryptogenic ... #Clinical #Radiology ... #CTChest #COP #Cryptogenic ... Organizing #Pneumonia #ILD
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... perilymphatic or random ... Radiology #Pulmonary #HRCT ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
with similarl HRCT ... smoker with RB-ILD ... #Clinical #Radiology ... CTChest #RBILD #Comparison ... HypersensitivityPneumonitis #ILD
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Subacute stage: - RB-ILD ... show very similar HRCT ... #Clinical #Diagnosis ... #CTChest #UIP #Comparison ... Fibrosis #Mimic #ILD
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
cut-offs defined in clinical ... and allogeneic HSCT ... 100d following HSCT ... setting of GVHD) ID ... Galactomannan #diagnosis #comparison