13 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
mainly seen in cryptogenic ... organizing pneumonia ... (COP), chronic ... #Diagnosis #Radiology ... HRCT #ChestCT #Differential
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... (OP) and chronic ... OP is organizing ... (COP). ... #Diagnosis #Radiology
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in OP ... consolidations of OP ... carcinoma, the diagnosis ... #Clinical #Radiology ... #CTChest #COP #
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
The final diagnosis ... was cryptogenic ... (COP). ... this #Clinical #Radiology ... #CTChest #COP #
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... adenocarcinoma in situ; COP ... , cryptogenic organising ... ; OP, organising ... #Radiology #RHS
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Diagnosis Framework ... , COP, Chronic Eos ... Sarcoidosis, NSIP, COP ... #radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... idiopathic or cryptogenic ... of NSIP, UIP, OP ... #Diagnosis #Radiology ... #Pulmonary #CTChest
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... diagnosis. ... (OP) or chronic ... #Diagnosis #Radiology ... #Pulmonary #CXR
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
heart failure, COPD ... Evaluation: Imaging (CXR ... /- High res CT chest ... HIVAIDS #workup #diagnosis ... #evaluation #differential
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
dealing with the differential ... diagnosis of chronic ... (OP) also known ... #Clinical #Radiology ... #CXR #Peripheral