2237 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
mainly seen in cryptogenic ... HRCT #ChestCT #Differential
More common & convincing pneumonia mimics 

Aspiration pneumonitis, 
Pulmonary vasculitis, 
Acute eosinophilic pneummia,  
Cryptogeric organizing
eosinophilic pneummia, Cryptogeric ... Pneumonia #Mimics #Differential
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
infarcts) - Cryptogenic ... Stroke #causes #differential
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Non-Infectious Differential ... granulomatosis, Cryptogenic ... NonInfectious #Differential
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
- Cryptogenic ... diagnosis #pulmonary #differential
Reverse Halo Sign
Defined as a central ground class opacity surrounded by a ring of dense consolidation
Differential
consolidation Differential ... disease • Other: Cryptogenic ... Reverse #Halo #Sign #differential
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... idiopathic it is called cryptogenic ... Diffuse #Multifocal #Differential
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
pneumonia (NSIP), Cryptogenic ... ILD #diagnosis #differential
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... in situ; COP, cryptogenic ... ReverseHaloSign #Differential
Cryptogenic Organizing Pneumonia (COP) - Summary

Andrew Sanchez M.D. @ASanchez_PS

#Cryptogenic #Organizing #Pneumonia #COP #pulmonary #diagnosis
Cryptogenic Organizing ... ASanchez_PS #Cryptogenic