191 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Cryptogenic Organizing ... Pneumonia (COP) Cryptogenic ... pneumonias Cryptogenic ... Unknown • 6-7 cases ... Cryptogenic
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
mainly seen in cryptogenic ... #Differential #Table
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
surrounding parenchyma (DD ... the diagnosis of cryptogenic ... #CTChest #COP #Cryptogenic
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
• Infectious Causes ... Non-Infectious Causes ... granulomatosis, Cryptogenic
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
infarcts) - Cryptogenic ... EricsMedicalLectures/ #Stroke #causes
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... Pattern #Comparison #Table
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... pneumonia (NSIP), Cryptogenic ... differential #pulmonary #causes
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... lobar pneumonia caused ... idiopathic it is called cryptogenic ... #Differential #Table
Dyspnea - Differential Diagnosis and Presentation

#Diagnosis #Differential #Table #Dyspnea #SOB #Causes
#Differential #Table ... #Dyspnea #SOB #Causes
Renal tubular acidosis (RTA): refers to a group of conditions all of which cause the same
conditions all of which cause ... different types/causes ... RenalTubularAcidosis #Features #Table