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The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
looking at the lateral ... consolidation due to a pneumonia ... Sterptococcus pneumoniae ... Radiology #CXR #Pneumonia ... SilhouetteSign #RadiologyAssistant
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... cryptogenic organizing pneumonia ... chronic eosinophilic pneumonia ... Diagnosis #Radiology #Pulmonary ... Central #Peripheral #RadiologyAssistant
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Non-Resolving Pneumonias ... Others: - Pulmonary ... infarction/PE, CHF ... #NonResolving #Pneumonia ... #diagnosis #pulmonary
A Non-Invasive approach to Respiratory Failure
 • COPD and Ventilatory Failure → NiPPV with Bi-level Settings
Bi-level Settings • CHF ... / Pulmonary Edema ... Bi-level Settings • Pneumonia
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Tamponade* • CHF ... Parenchymal • Pneumonia ... Vascular • Pulmonary
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
CT to rule out pulmonary ... was cardiogenic pulmonary ... SeptalThickening #CHF ... #RadiologyAssistant
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
diagnosis is lobar pneumonia ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
streptococcus pneumoniae ... are organizing pneumonia ... is organizing pneumonia ... Diagnosis #Radiology #Pulmonary ... Differential #Table #RadiologyAssistant
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Edema • Severe Pneumonia ... Noncardiogenic pulmonary ... - Cardiogenic pulmonary ... Diaphragmatic pulmonary ... edema • Bilateral
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
post-obstructive pneumonia ... like organizing pneumonia ... proteinaceous material ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant