13 results
Here are the most common examples of these four patterns on a chest x-ray (click image
on a chest x-ray ... - Multifocal ill-defined ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... and GG pattern, ... Anti-dsDNA, ANCA COP ... #ILD #diagnosis ... #management
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
organizing pneumonia (OP ... OP is organizing ... called cryptogenic (COP ... #Diagnosis #Radiology ... #Pulmonary #CXR
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Hypersensitivity Pneumonia, COP ... Sarcoidosis, NSIP, COP ... HiRes #HighRes #Chest ... #CT #Patterns #
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Reverse-Halo Sign) on Chest ... circumferential denser consolidation ... • DDx: COP, IFI ... Lung #Pulmonary #diagnosis ... #radiology #clinical
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
lesions than the chest ... can suggest the diagnosis ... The chest film shows ... #Clinical #Radiology ... #CXR #CTChest #
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
of chronic consolidation ... organizing pneumonia (OP ... also known as BOOP ... #Clinical #Radiology ... #CXR #Peripheral
Based on the images alone, it is usually not possible to determine the cause of the
the cause of the consolidation ... between these chest ... Organizing pneumonia (OP ... #Clinical #Diagnosis ... #Radiology #CXR
COVID-19 - A Seattle Intensivist's One-Page Cheat-Sheet on COVID-19 v2.7 Updated March 26 2020

(v2.7) incorporating newer
Intensivist's One-Page Cheat-Sheet ... • Virus: SARS-CoV ... opacities • CT ... #Management #Summary ... Marino's The ICU Book
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
chest to evaluate ... ground glass or consolidative ... typically seen on chest ... • IF staining patterns ... #management #treatment