11 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
BOOP • Type of interstitial ... Unknown • 6-7 cases ... Idiopathic interstitial ... Pulmonary lymphoma, Diffuse ... BOOP #pulmonary #ILD
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... ILD caused by inhalation ... pneumonia (NSIP), Cryptogenic ... organizing pneumonia (COP ... differential #pulmonary #causes
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
lobar pneumonia caused ... idiopathic it is called cryptogenic ... (COP). ... The old name is ... #Diagnosis #Radiology
Here are the most common examples of these four patterns on a chest x-ray (click image
consolidation - Diffuse ... consolidation - Multifocal ill-defined ... - Reticular interstitial ... Nodule - Multiple Masses ... Diagnosis #Clinical #Radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... idiopathic or cryptogenic ... of NSIP, UIP, OP ... #Diagnosis #Radiology ... IdiopathicInterstitialPneumonia #ILD
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... • Asthma • COPD ... Neoplasm Pulmonary Interstitium ... • ILD • CHF ... #Causes
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
in the former case ... #Clinical #Radiology ... #CTChest #COP # ... Cryptogenic #Organizing ... #Pneumonia #ILD
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
adenocarcinoma in situ; COP ... , cryptogenic organising ... , non-specific interstitial ... Diagnosis #Pulmonary #Radiology ... #Differential #Algorithm
Multifocal
Multifocal consolidations are also described as multifocal ill-defined opacities or densities.
In most cases these are the
In most cases these ... to segmental, diffuse ... In some cases however ... densities is interstitial ... #Diagnosis #Radiology
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... characterized by diffuse ... characteristics are diffuse ... #Clinical #Radiology ... AcuteInterstitialPneumonia #ILD