22 results
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... Interstitial - ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Clinical #Radiology #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia (COP ... - Imaging: • CXR ... Anti-dsDNA, ANCA COP ... organizing pneumonia, Chronic ... Organizing #Pneumonia #COP
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... Organizing pneumonia (OP ... this is nodular interstitial ... Diagnosis #Radiology #CXR
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
lobar pneumonia caused ... organizing pneumonia (OP ... OP is organizing ... called cryptogenic (COP ... #CXR #Consolidation
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... • Asthma • COPD ... Chest Wall Abnormalities ... Interstitium ... • ILD • CHF
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
between acute consolidation ... and chronic consolidation ... organizing pneumonia (OP ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Lymphangitic Carcinoma, Interstitial ... Hypersensitivity Pneumonia, COP ... , Chronic Eos PNA ... Sarcoidosis, NSIP, COP ... Hemorrhage, Edema • 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 ... organizing pneumonia (COP ... pneumonia: Acute, Chronic ... #causes
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
On the left two cases ... with chronic consolidation ... organizing pneumonia (COP ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation causes ... obstruction • COPD ... Physical stigmata of cor ... centrilobular nodules, or consolidation ... Laboratory: • ANA, RF, CCP