86 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... Cryptogenic ... Unknown • 6-7 cases ... Anti-dsDNA, ANCA COP ... Organizing #Pneumonia #COP
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... COP. ... Radiology #HRCT #CTChest
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
Patients with OP ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
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
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in OP ... consolidations of OP ... the diagnosis of cryptogenic ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... pneumonia (NSIP), Cryptogenic ... organizing pneumonia (COP ... differential #pulmonary #causes
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
On the left two cases ... diagnosis was cryptogenic ... organizing pneumonia (COP ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... Disease (Asthma, COPD ... Abnormalities • Chest ... #Causes #Pulmonary
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Differential Diagnosis Algorithm ... • Asthma • COPD ... Chest Wall Abnormalities ... Pneumonia • ARDS • COPD ... #Causes
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Interpretation Algorithm ... Carboxyhemoglobinemia • Chest ... Non-Emphysematous COPD ... Emphysematous COPD ... Interpretation #Algorithm