41 results
Osteoporosis: Pathogenesis and risk factors

 • Age > 30 (post-peak bone mass)
 • Post-menopausal women ->
30 (post-peak bone ... Decr estrogen • Bone ... - IBD • Chronic ... #signs #symptoms ... #diagnosis
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Weakness, Incr CK • Bone ... Erythematosus #SLE #MSK ... #pathophysiology ... #signs #symptoms ... #diagnosis
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
tenderness • Positive one-legged ... XR — scotty dog sign ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology ... #signs #symptoms
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
tear a portion of bone ... onto lateral hip Signs ... /Symptoms/Complications ... #diagnosis #pathophysiology ... #signs #symptoms
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... cell tumor • Chronic ... blade of grass sign ... ) • Enostosis/bone ... docskalski #Knee #Bone
Chagas Disease - Acute, Chronic and Reactivation 

Acute Chagas
 - 95% asymptomatic
 - Chagoma (Romana's sign),
, Chronic and Reactivation ... Chagoma (Romana's sign ... Indeterminate - No signs ... to the Southern Cone ... #Diagnosis #Table
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Symptoms: Commonly no signs ... easily/weakness, Bone ... /joint pain Psychiatric ... Hyperparathyroidism #diagnosis ... Secondary #Tertiary #pathophysiology
Osteoarthritis (OA): Clinical findings
 • Stimulation of joint nociceptors in subchondral bone -> Pain with loading
in subchondral bone ... contact between bony ... Osteoarthritis #OA #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... cell tumor • Chronic ... blade of grass sign ... #Differential #Diagnosis ... Radiology #XRay #MSK
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Sporadic mutation -> One ... gene mutated in one ... Inherited mutation -> One ... Retinoblastoma Signs ... #signs #symptoms