13 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... - Differential ... Cyst Malignant ... #Bony #Tumors # ... Tumours #MSK #Differential
Diagram of different types of bone tumors that can occur around the knee on XRay -
degenerative subchondral cyst ... island • Stress fracture ... Chondrosarcoma • Stress fracture ... #Bony #Differential ... #Radiology #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
bone cyst • Osteoid ... island • Stress fracture ... Chondrosarcoma • Stress fracture ... #Bony #Differential ... #Diagnosis #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
tumors that can ... cyst • Aneurysmal ... bone cyst • Osteoid ... #Bony #Differential ... #Radiology #XRay
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
Bone Tumor Location ... , a giant cell tumor ... cyst must be added ... #Bone #Tumor #Location ... Diaphysis #Epiphysis #Radiology
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility Fractures ... - Differential ... Diagnosis Algorithm Tumours ... - See Bone Lesions ... - Skull/spine/Pelvis
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the prominent feature ... In the differential ... To differentiate ... Clinical #Diagnosis #Radiology ... Emphysema #Comparison #RadiologyAssistant
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Mechanical: • Larynx fracture ... • Bronchogenic cyst ... Tracheal mass/tumor ... stenosis #Stridor #differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Intra-articulation fracture ... - Giant cell tumor ... - Aneurysmal bone ... cyst - Osteochondroma
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
- Benign Cysts ... - Foregut cysts ... Diagnosis #Pulmonary #Radiology ... Mediastinal #Mass #Differential ... Middle #Posterior #RadiologyAssistant