12 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... • HRCT: patchy consolidation ... Organizing Pneumonia - Diagnosis ... #BOOP #pulmonary ... #ILD #diagnosis
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... - Multifocal ill-defined ... mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... Clinical #Radiology #CXR
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... pneumonia (NSIP), Cryptogenic ... organizing pneumonia (COP ... #diagnosis #differential ... #pulmonary #causes
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
carcinoma, the diagnosis ... of cryptogenic ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... Organizing #Pneumonia #ILD
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... the differential diagnosis ... idiopathic it is called cryptogenic ... The old name is ... #Pulmonary #CXR
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Organizing pneumonia (OP ... this is nodular interstitial ... #Clinical #Diagnosis ... #Radiology #CXR
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic or cryptogenic ... of NSIP, UIP, OP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
- Differential Diagnosis ... Lymphangitic Carcinoma, Interstitial ... Hemorrhage, Edema • Consolidation ... #Differential #Diagnosis ... #pulmonary #radiology
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... , cryptogenic organising ... , non-specific interstitial ... lesions, lobular consolidation ... #Diagnosis #Pulmonary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... Lymphocytic or lymphoid interstitial ... Evaluation: Imaging (CXR ... /- High res CT chest ... HIVAIDS #workup #diagnosis