8 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... Bone Cyst Malignant ... Histiocytoma #Primary #Bone ... #Bony #Tumors # ... Tumours #MSK #Differential
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... - Differential ... Cysts • Aneurysmal ... BoneLesion #XRay #MSK ... #Orthopedics #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
bone) • Air Embolism ... Peripheral/Mycotic Aneurysm ... • Dislocated Bone ... Vascular #JointPain #MSK ... #Orthopedics #Causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Tumours - See Bone ... / Ricketts - Diffuse ... Gastrointestinal Disease • Bone ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Goodpasture's, SLE Cardiac ... Vascular: • Diffuse ... AVM, Thoracic aortic ... aneurysm Misc ... Diagnosis #pulmonary #causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework Bone ... Limb ischemia • Aortic ... /Iliac artery aneurysms ... lower #extremity #msk
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Diagnosis Algorithm ... an underlying cause ... We may ask why are ... Ask some questions
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
specific questions to ask ... stairs, brisk 4 mph ... event, follow ACC algorithm ... risk (>5%): - Aortic ... unless prior heart/lung