14 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... Unknown • 6-7 cases ... : • CXR: Peripheral ... #Pneumonia #COP ... #ILD #diagnosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Lung Diseases (ILD ... ILD caused by inhalation ... ), Cryptogenic organizing ... pneumonia (COP) ... #causes
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
as a result of organizing ... pneumonia. ... #Clinical #Radiology ... #CTChest #COP # ... #ILD #RadiologyAssistant
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
in the former case ... pneumonia, but ... #Clinical #Radiology ... #CTChest #COP # ... #Pneumonia #ILD
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
caused by streptococcus ... pneumonia (OP) ... OP is organizing ... #Diagnosis #Radiology ... #Pulmonary #CXR
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lymphoid interstitial pneumonia ... OP: organizing pneumonia ... usual interstitial pneumonia ... ConnectiveTissueDiseases #ILD ... Comparison #Table #Pulmonary
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
pneumonia was made ... #Clinical #Radiology ... #CTChest #COP # ... Cryptogenic #Organizing ... #Pneumonia #ILD
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... • Asthma • COPD ... Alveoli • Pneumonia ... • ARDS • COPD ... Interstitium • ILD
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Focal Alveolar: Pneumonia ... Impaired Diffusion: ILD ... pHTN, Advanced COPD ... Disease: Asthma, COPD ... Differential #Diagnosis #causes
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Organizing pneumonia ... (OP) - multiple ... Clinical #Diagnosis #Radiology ... #CXR #Lobar #Consolidation