1968 results
Pulmonary complications of targeted therapy
-Immune checkpoint inhibitors (e.g. pembrolizumab)
-Pneumonitis is uncommon (~5% of patients) but can
-It’s a diagnosis ... with a clinical diagnosis ... pneumonitis, but ... #Clinical #Diagnosis ... #Radiology #Honc
Exposure Related ILD

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

Andrew Sanchez
Hypersensitivity pneumonitis ... • Radiation pneumonitis ... #Related #ILD #diagnosis
More common & convincing pneumonia mimics 

Aspiration pneumonitis, 
Pulmonary vasculitis, 
Acute eosinophilic pneummia,  
Cryptogeric organizing
Aspiration pneumonitis ... Drug -induced pneumonitis ... #Differential #Diagnosis
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Hypersensitivity Pneumonitis ... Lymphocytic Interstitial Pneumonitis ... Desquamative Interstitial Pneumonitis ... #differential #diagnosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Hypersensitivity pneumonitis ... • Radiation pneumonitis ... Idiopathic Interstitial Pneumonias ... Diseases #ILD #diagnosis
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... #Clinical #Radiology
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
hypersensitivity pneumonitis ... hypersensitivity pneumonitis ... hypersensitivity pneumonitis ... #Clinical #Radiology ... Hypersensitivity #Pneumonitis
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Hypersensitivity pneumonitis ... Pulmonary edema #Diagnosis ... #Radiology #Pulmonary
Schematic classification of interstitial lung diseases according to aetiology. The finding of histological usual interstitial pneumonitis
usual interstitial pneumonitis ... to the specific diagnosis ... non-specific interstitial pneumonitis ... Classification #Spectrum #Diagnosis
Simplified Diagnostic Algorithm for Tachydysrhythmias

#Tachycardia #Tachydysrhythmias #Management #Treatment #Algorithm #Cardiology #Diagnosis
Simplified Diagnostic ... Tachydysrhythmias #Management ... Treatment #Algorithm #Cardiology ... #Diagnosis