41 results
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Symptoms: Commonly no signs ... , Fragile bones/ ... easily/weakness, Bone ... Hyperparathyroidism #diagnosis #endocrinology ... #Tertiary #pathophysiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... • Aneurysmal bone ... #Differential # ... Radiology #XRay #peds #pediatrics ... #msk #lesions #
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
Age <
different types of bone ... blade of grass sign ... #Differential # ... Radiology #XRay #MSK ... #pediatrics
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Fragility Fractures - Differential ... Tumours - See Bone ... Osteodystrophy - Secondary ... Fractures #Pathologic #MSK ... #Differential #
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
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
(crepitus) • Secondary ... Patellofemoral #Syndrome #pathophysiology ... #diagnosis #signs ... #symptoms #msk
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 ... #Differential # ... Radiology #XRay #msk
Primary Hyperthyroidism - Pathogenesis and Clinical Findings

Note: Although rare, gestational diseases can lead to thyrotoxicosis due
Secondary hyperthyroidism ... Signs/Symptoms: ... Hyperthyroidism #endocrinology ... #pathophysiology
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Weakness, Incr CK • Bone ... Erythematosus #SLE #MSK ... Complications #pathophysiology ... #signs #symptoms