10 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... #Bony #Tumors # ... #Orthopedics #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Differential Diagnosis Algorithm ... fractured long bone ... • Dislocated Bone ... Vascular #JointPain #MSK ... #Orthopedics #Causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Tumours - See Bone ... Gastrointestinal Disease • Bone ... Malignancy • Drugs (e.g ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Intra-Articular - Bone ... Ganglion Cyst - Bone ... • Fascitis (e.g ... Intraarticular #MSK ... #Orthopedics #Causes
Osteoid osteomas are benign bone-forming tumours that typically occur in children (particularly adolescents). They have characteristic
osteomas are benign bone-forming ... and classically cause ... salicylate analgesia, e.g ... children #peds #pediatrics ... #nidus #radiology
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
99m radionuclide bone ... American Academy of Pediatrics ... #PatientInfo #Radiology ... #CT #Nuclear #Comparison ... #Study #Peds #Pediatrics
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Differential Diagnosis Algorithm ... Chemotherapy • Bone ... Differential #Diagnosis #Algorithm ... endocrinology #causes ... #pediatrics
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
ULTRASOUND Bone ... : Bone is represented ... can pass through bone ... MUSCULOSKELETAL #MSK ... #Comparison
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Arthritis Other Causes ... Disease • Patella (e.g ... • Dwarfism #Bone ... Deformity #Limp #MSK
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
event, follow ACC algorithm ... indicated • EKG ... Obtain EKG if: ... post op Cardiology ... events or death (CARP