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Here are the most common examples of these four patterns on a chest x-ray (click image
Consolidation - Lobar ... mass - Solitary Pulmonary ... Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... • Idiopathic pulmonary ... Churg Strauss syndrome ... #diagnosis #differential ... #pulmonary #causes
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... this is nodular interstitial ... #Clinical #Diagnosis ... #Radiology #CXR
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... - Lobar or focal ... pneumonia caused ... #Diagnosis #Radiology ... #Pulmonary #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... Organizing Pneumonia - Diagnosis ... studies legionella/strep ... #ILD #diagnosis
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
- Differential Diagnosis ... Causes include: ... ischemic changes CXR ... syndrome (ARDS) ... #cardiology
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
acute respiratory distress ... syndrome) is rare ... pneumonitis Diagnosis ... Exclude other causes ... Exclusion of other ILDs
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... syndrome (ARDS) ... suggestive of the diagnosis ... #Clinical #Radiology ... AcuteInterstitialPneumonia #ILD
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
distress. ... a chest x-ray (CXR ... not seen on a CXR ... Most commonly caused ... #Radiology #CTChest