29 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Cryptogenic Organizing ... Pneumonia (COP) Cryptogenic ... pneumonias Cryptogenic ... Cryptogenic ... zone, GGO, small modular
Cryptogenic Organizing Pneumonia (COP) - Summary

Andrew Sanchez M.D. @ASanchez_PS

#Cryptogenic #Organizing #Pneumonia #COP #pulmonary #diagnosis
Cryptogenic Organizing ... ASanchez_PS #Cryptogenic
By Dr. Sara Dong @swinndong via Febrile [febrilepodcast.com  @febrilepodcast]
#ID  #InfectiousDiseases  #Infections
#Microbiology #Micro
#Differential #Ddx
babesia #babesiosis #morulae
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
granulocytes, within morulae
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
mainly seen in cryptogenic
More common & convincing pneumonia mimics 

Aspiration pneumonitis, 
Pulmonary vasculitis, 
Acute eosinophilic pneummia,  
Cryptogeric organizing
eosinophilic pneummia, Cryptogeric
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
infarcts) - Cryptogenic
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
granulomatosis, Cryptogenic
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
- Cryptogenic