4 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... preference is seen ... related diseases (centrilobular ... Sarcoidosis Lower zone preference ... Differential #Table #Distribution
The distribution of nodules shown on HRCT is the most important factor in making an accurate
perilymphatic, centrilobular ... Random refers to no preference ... Centrilobular distribution ... #Random #Centrilobular ... Perilymphatic #Comparison
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
consolidation, centrilobular ... +Upper respiratory ... perilymphatic distribution ... #Differential #Algorithm
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
seen in smokers, upper ... associated with centrilobular ... strong lower zone distribution ... #CTChest #UIP #Comparison