13 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung Diseases ... (COP), Respiratory ... (DIP), Acute interstitial ... : Acute, Chronic ... #differential #
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
Patients with OP ... collagen vascular diseases ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... RheumatoidArthritis #ILD
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... (OP) and chronic ... OP is organizing ... called cryptogenic (COP ... Radiology #Pulmonary #CXR
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
interstitial lung diseases ... OP: organizing pneumonia ... AIP: acute interstitial ... ConnectiveTissueDiseases #ILD ... CTILD #Diagnosis #Differential
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... collagen vascular disease ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #ILD #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in OP ... consolidations of OP ... exclusion of other diseases ... #COP #Cryptogenic ... #ILD #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
between acute consolidation ... (OP) or chronic ... proteinaceous material ... Radiology #Pulmonary #CXR ... Consolidation #Acute
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Diagnosis Pulmonary/Chest ... Asthma attack, ILD ... Pleural effusion, Pneumonia ... Chronic: Asthma, COPD ... , CTEPH, ILD, Sarcoid
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... • Sub-Valvular Disease ... Stable Angina • Acute ... Pulmonary Alveoli • Pneumonia ... Interstitium • ILD
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
heart failure, COPD ... Evaluation: Imaging (CXR ... /- High res CT chest ... Infectious Diseases ... diagnosis #evaluation #differential