36 results
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
fragmentation and mild bone ... tuberosity Differential diagnosis ... marrow edema and bony ... #Knee #patella ... clinical #Radiology #diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... - Systemic disease ... Intra-articulation fracture - Patellar ... - Aneurysmal bone ... #differential #diagnosis
Paget's Disease of Bone

 • Characterized by an ↑ rate of bone turnover with both excessive
Paget's Disease ... to a "mosaic" lamellar ... • The disease ... medperspective #Pagets #Disease ... #Bone #diagnosis
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 ... Diagnosis #Bony
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 ... #Diagnosis #Radiology
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
consistent with bone ... There is also a bone ... injury of the knee ... Differential diagnosis ... #knee #clinical
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... - Differential Diagnosis ... Knee Joint • ... • Patella (e.g ... • Dwarfism #Bone
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 #diagnosis
Positive Lachman's Test

The Lachman test is a clinical test used to diagnose injury of the anterior
clinical test used to diagnose ... to the anterior drawer ... The knee is flexed ... examiner should place one ... Positive #Video #Knee
Gaucher Disease 

Pathophsiology
 • Lysosomal storage disorder
 • Deficiency of ß-glucocerebrosidase
• Accumulation of glucosylceramide in macrophages
Diagnosis
Gaucher Disease ... Pathophsiology ... in macrophages Diagnosis ... Osteonecrosis, bone ... #Diagnosis #Signs