16 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... of interstitial lung ... - Imaging: • CXR ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... (NSIP), Cryptogenic ... (COP), Respiratory ... ILD #diagnosis #differential ... #pulmonary #causes
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... usually multiple ill-defined ... idiopathic it is called cryptogenic ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... idiopathic or cryptogenic ... of NSIP, UIP, OP ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • Pleuritic CP ... Infections #HIV #AIDS #pulmonary ... #differential #
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
- Lung neoplasms ... (OP) or chronic ... proteinaceous material ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... , cryptogenic organising ... ; PZ, pulmonary ... with symmetrical bilateral ... #Diagnosis #Pulmonary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... /- High res CT chest ... diagnosis #evaluation #differential
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
Batwing A bilateral ... most typical of pulmonary ... it is seen in pneumonias ... Diagnosis #Radiology #CXR ... #Batwing #Differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
necrosis (7-14 days later ... Blood cultures • CXR ... early disease) • CXR ... #Abscess #pulmonary ... #differential #