27 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... Tumours #MSK #Differential ... #Orthopedics #Causes
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... in Sickle Cell Disease ... • XR, MRI to ... BrighamChiefs #Bone ... #differential #
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
g/dl LLN B - Bony ... more: • Clonal bone ... focal lesions on MRI ... Causes of false- ... diagnosis #hematology #oncology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... fragmentation and mild bone ... • MRI is more sensitive ... tibial tuberosity Differential ... marrow edema and bony
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Tumours - See Bone ... • Bone Marrow ... Fractures #Pathologic #MSK ... #Differential # ... #Orthopedics #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Peripheral Vascular Disease ... fractured long bone ... • Dislocated Bone ... Vascular #JointPain #MSK ... #Orthopedics #Causes
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Intra-Articular - Bone ... Osgood-Schlatter Disease ... Ganglion Cyst - Bone ... Intraarticular #MSK ... #Orthopedics #Causes
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
inflammatory disorder of bone ... Rule out other causes ... - MRI: inflammation ... osteoarticular and skin disease ... Rheumatology #diagnosis #management
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... physeal fusion and bone ... repeated follow-up MRI ... (save $$) Differential ... • Bone contusion
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... - Aneurysmal bone ... #differential # ... diagnosis #msk #