20 results
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... - Multifocal ill-defined ... opacities - Fine Nodular ... Atelectasis #Diagnosis ... #Clinical #Radiology
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
you think of the causes ... or tumor cells (Table ... the alveoli and cause ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... The table summarizes ... lobar pneumonia caused ... #Diagnosis #Radiology ... #Differential #Table
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... in fact this is nodular ... #Clinical #Diagnosis ... #Radiology #CXR
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... which are probably consolidations ... #Clinical #Radiology ... #CXR #CTChest #
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Nodular LCH: - Sarcoidosis ... : 'signet ring sign ... #Radiology #CTChest ... Differential #Comparison #Table
Kussmaul's sign in Constrictive Pericarditis 

A 50-year-old woman with a remote history of mediastinal lymphoma (age
A 50-year-old ... blue marks on her chest ... the underlying diagnosis ... Causes = RV failure ... Pericarditis #Cardiology
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Diagnosis Algorithm ... Infarction • Stable ... - Neurologic/Psychiatric ... ChestPain #Noncardiac #Cardiology ... #Differential #Diagnosis
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
bronchiolitis: ill ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... Differential #Comparison #Table
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... a parenchymal consolidation ... or nodular opacity ... Lung #Pulmonary #diagnosis ... #radiology #clinical