11 results
Here are the most common examples of these four patterns on a chest x-ray (click image
Consolidation - ... opacities - Fine Nodular ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #Patterns #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... which are probably consolidations ... #Clinical #Radiology ... #SepticEmboli #Cavity ... #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
chronic illness, clinical ... in fact this is nodular ... #Clinical #Diagnosis ... #Radiology #CXR ... #Causes #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
or an area of consolidation ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison #RadiologyAssistant
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... Reduced visual acuity ... desaturation, Scotoma, Ocular ... Manifestations #diagnosis ... neurology #symptoms #signs
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
The final diagnosis ... will be other signs ... look like this #Clinical ... #Radiology #CTChest ... OrganizingPneumonia #RadiologyAssistant
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... reversed halo sign ... **Includes cavitary ... consolidation, ... #Radiology #RHS
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
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
also demonstrate signs ... the differential diagnostic ... a precursor of consolidation ... #Clinical #Radiology ... IntersitialEdema #Septal #RadiologyAssistant