68 results
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
Pathogenesis and clinical ... mechanical loading => Bone ... strain => Bone ... StressFractures #msk ... #symptoms #signs
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... • Metastatic bone ... • Metastatic bone ... Signs/Symptoms: ... BoneTumors #Malignant #Radiology
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... tenderness • Positive one-legged ... XR — scotty dog sign ... Spondylolisthesis #MSK ... #signs #symptoms
Osteoarthritis (OA): Clinical findings
 • Stimulation of joint nociceptors in subchondral bone -> Pain with loading
Osteoarthritis (OA): Clinical ... in subchondral bone ... architecture -> Palpable bony ... contact between bony ... #diagnosis #signs
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... blade of grass sign ... ) • Enostosis/bone ... docskalski #Knee #Bone ... Tumors #Diagnosis #Bony
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
: Commonly no signs ... , Fragile bones/ ... easily/weakness, Bone ... /joint pain Psychiatric ... Secondary #Tertiary #pathophysiology
Symptoms of Hypophosphatemia
 • CNS: Seizures, Delirium, Paresthesias, Central & extrapontine myelinolysis, Hallucinations, Fatigue
 • Hematologic:
Symptoms of Hypophosphatemia ... Heart failure • Bones ... Growth retardation, Bone ... pain • MSK: Proximal ... #Signs #Diagnosis
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... Simple/unicameral bone ... • Aneurysmal bone ... blade of grass sign ... ) • Enostosis/bone
Osteoporosis: Pathogenesis and risk factors

 • Age > 30 (post-peak bone mass)
 • Post-menopausal women ->
30 (post-peak bone ... Decr estrogen • Bone ... #Osteoporosis #pathophysiology ... #signs #symptoms
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Pathogenesis and clinical ... tear a portion of bone ... onto lateral hip Signs ... FemoralHead #Fractures #msk ... #signs #symptoms