38 results
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
- Differential ... • Giant Cell Tumor ... Constitutional Symptoms ... #Mass #Tumor #BoneLesion ... #XRay #MSK #Differential
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
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
Bone Tumor Location ... included in the differential ... #Bone #Tumor #Location ... Epiphysis #Radiology #MSK ... #Differential #
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
signs, Fragile bones ... easily/weakness, Bone ... pain Psychiatric Symptoms ... Hyperparathyroidism #diagnosis #endocrinology ... Secondary #Tertiary #pathophysiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... • Giant cell tumor ... ) • Enostosis/bone ... #Differential # ... Radiology #XRay #msk
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... • Aneurysmal bone ... • Giant cell tumor ... #Differential # ... Radiology #XRay #MSK
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Weakness, Incr CK • Bone ... Erythematosus #SLE #MSK ... Complications #pathophysiology ... #signs #symptoms
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
allele of RB1 tumor ... allele of RB1 tumor ... Retinoblastoma Signs / Symptoms ... Retinoblastoma #pathophysiology ... diagnosis #signs #symptoms
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
paresthetica • Symptoms ... 3-6 months of symptom ... MeralgiaParesthetica #MSK ... #pathophysiology ... #differential #
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
tear a portion of bone ... lateral hip Signs/Symptoms ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms