41 results
Representative X-ray appearance of a primary malignant bone tumor - Ewings Sarcoma
 • "Interrupted periosteal reaction
malignant bone tumor ... (Ill-defined border ... around the bone tumor ... Ewings #Sarcoma #Radiology ... LegXRay #Malignant #BoneTumor
Representative X-ray appearance of a primary benign bone tumor - Aneurysmal Bone Cyst 
 • Soft
primary benign bone tumor ... at the exposed corners ... #ShoulderXRay #Radiology ... Labeled #Benign #BoneTumor
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
between bone and tumor ... (Ill-defined border ... around the bone tumor ... #BoneTumors ... #Malignant #Radiology
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis: ill ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Silhouette Sign on Chest X-Ray
Loss of the margin between two opposing structures of the same radiographic
Silhouette Sign on Chest ... – right heart border ... • RLL – right hemidiaphragm ... Lingula – left heart border ... CXR #diagnosis #radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
lesions than the chest ... two ill-defined ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... consolidation - Multifocal ill-defined ... Diagnosis #Clinical #Radiology ... Consolidation #Patterns #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
edema, blood or tumor ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Benign Primary Bone Tumors: Pathogenesis of X-ray appearance
 • "Geographic" bone destruction
 • Lack of soft-tissue
destruction around the tumor ... Well-defined sclerotic border ... periosteum) #Benign #BoneTumors ... XRay #diagnosis #Radiology
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
pneumonia On the chest ... x-ray there is an ill-defined ... #Clinical #Radiology ... AirBronchogram #RUL ... Lobar #Pneumonia #RadiologyAssistant