8 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... : ill defined centrilobular ... #Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #ChestCT #Differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... Clinical #Diagnosis #Radiology ... NodularPattern #Differential ... #Comparison #Table
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
with similarl HRCT ... smoker with RB-ILD ... hypersensitivity pneumonits ... #Clinical #Radiology ... CTChest #RBILD #Comparison
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... Hypersensitivity Pneumonitis ... show very similar HRCT ... Clinical #Diagnosis #Radiology ... #CTChest #UIP #Comparison
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
atelectasis or lobar collaps ... has a limited differential ... produces only mild ... #Diagnosis #Radiology ... #Patterns #Comparison
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
with subtle HRCT-findings ... there is a broad differential ... interpretion of the HRCT ... hypersensitivity pneumonitis ... #Clinical #Radiology
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
and allogeneic HSCT ... BAL GM does not differentiate ... 100d following HSCT ... setting of GVHD) ID ... Galactomannan #diagnosis #comparison