56 results
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... most frequently caused ... The other cause ... Clinical #Radiology #CXR ... #PJP #RadiologyAssistant
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
caused by Sterptococcus ... pneumoniae. ... Clinical #Radiology #CXR ... #Pneumonia #Lingula ... SilhouetteSign #RadiologyAssistant
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... include the list of causes ... caused by Streptcoccus ... Clinical #Radiology #CXR ... #RadiologyAssistant
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Causes of Acute ... Parenchymal • Pneumonia ... Vascular • Pulmonary ... Embolism* Lower Airway ... AECOPD Upper Airway
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... inflammatory debris-small airways ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary
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 ... #CXR #Lobar #Consolidation ... #Differential #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
caused by streptococcus ... pneumoniae may ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation ... Differential #Table #RadiologyAssistant
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... perfusion Mismatch • Airway ... Malformation • Severe Pneumonia ... Diagnosis #Algorithm #Causes ... #Pulmonary
Lung Findings on Physical Exam
Crackles:
 • Short, discontinuous, sounds mostly heard during inspiration
 • Caused by
collapsed distal airways ... alveoli as seen in pulmonary ... edema and pneumonia ... extra-thoracic airway ... Lung #Findings #Pulmonary
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... Pulmonary hemorrhage ... Diagnosis #Radiology #CXR ... #RadiologyAssistant