61 results
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
mechanical loading => Bone ... strain => Bone ... StressFractures #msk ... #orthopedics #pathophysiology ... #symptoms #signs
Diagram of different types of bone tumors that can occur around the knee on XRay -
occur around the knee ... involucrum • Paget disease ... phase • Paget disease ... @docskalski #Knee ... Radiology #XRay #msk
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
occur around the knee ... involucrum • Paget disease ... phase • Paget disease ... @docskalski #Knee ... Radiology #XRay #MSK
Osteoporosis: Pathogenesis and risk factors

 • Age > 30 (post-peak bone mass)
 • Post-menopausal women ->
30 (post-peak bone ... Decr estrogen • Bone ... liver or kidney disease ... #Osteoporosis #pathophysiology ... #signs #symptoms
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... /or Non-Active Bone ... Constitutional Symptoms ... BoneLesion #XRay #MSK ... Diagnosis #Algorithm #Orthopedics
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
findings • Anterior Knee ... with possible symptoms ... Patellofemoral #Syndrome #pathophysiology ... diagnosis #signs #symptoms ... #msk
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
tear a portion of bone ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Systemic disease ... SLE - Behcet Disease ... - Aneurysmal bone ... - Sickle cell disease ... differential #diagnosis #msk
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
and underlying bone ... joint capsule or bone ... Diagnosis #signs #symptoms ... #msk #orthopedics ... #pathophysiology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... fragmentation and mild bone ... tear (similar symptoms ... marrow edema and bony ... #Knee #patella