54 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... pneumonitis - Sarcoidosis ... edema #Diagnosis ... #Radiology #Pulmonary ... #Differential #Table
Exposure Related ILD

 • Hypersensitivity pneumonitis
 • Pneumoconioses 
 • Radiation pneumonitis
 • Medication-induced ILD

Andrew Sanchez
Exposure Related ILD ... • Hypersensitivity ... pneumonitis • ... • Radiation pneumonitis ... #diagnosis #pulmonary
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity ... pneumonitis: ill ... #Clinical #Radiology ... Pattern #Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pneumonitis: ill ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... Differential #Comparison #Table ... #RadiologyAssistant
Ill defined centrilobular nodules of ground glass density in a patient with hypersensitivity pneumonitis #Clinical #Radiology
Ill defined centrilobular ... pneumonitis #Clinical ... #Radiology #CTChest ... #Hypersenstitivity ... Centrilobular #RadiologyAssistant
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
alveolitis): • Hypersensitivity ... pneumonitis, Farmer's ... • Radiation pneumonitis ... #diagnosis #differential ... #pulmonary #causes
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
Approach to the diagnosis ... pneumonitis. ... #pneumonitis #pulmonary ... #diagnosis #algorithm ... #HP #ILD
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... - Differential Diagnosis ... Asbestosis, Silicosis, Hypersensitivity ... , Pneumonitis ... lung #disease #pulmonary
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
- Differential Diagnosis ... Centrilobular: Hypersensitivity ... Pneumonitis, RB-ILD ... #Differential #Diagnosis ... #Distribution #pulmonary
Since these risk factors are numerous and have different effects on the malignancy risk, it is
Since these risk ... malignancy [8](Table ... #Diagnosis #EBM ... #Radiology #Pulmonary ... PulmonaryNodule #RadiologyAssistant