6 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... #Clinical #Diagnosis ... #Pattern #NodularPattern ... #Differential #Comparison ... #Table #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
#Diagnosis #Radiology ... #NodularPattern ... #Nodular #Pattern ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
of Hypersensitivity ... show very similar HRCT ... #Radiology #CTChest ... #UIP #Comparison ... #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
consolidation and GG pattern ... irregular lines, nodular ... , cavities • HRCT ... organizing pneumonia, Chronic ... #diagnosis #management
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
injury • Indirect hypersensitivity ... (e.g., chronic ... Exclusion of other ILDs ... confirmatory findings on HRCT ... #management #Toxicology