141 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
The triquetrum ... fractured carpal bone ... "pooping duck sign ... common carpal bone ... "pooping duck sign
Concussion - Acute Pathophysiology

#Concussion #Pathophysiology #neurology #signs #symptoms
Concussion - Acute Pathophysiology ... #Concussion #Pathophysiology ... #neurology #signs
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Symptoms: Commonly no signs ... , Fragile bones/ ... easily/weakness, Bone ... Secondary #Tertiary #pathophysiology
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
mechanical loading => Bone ... strain => Bone ... #orthopedics #pathophysiology ... #symptoms #signs
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
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
synthesized in: liver, bone ... • softening of bones ... of feet, thigh bones ... : Inhibitor of bone ... collection with EDTA Pathophysiology
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Weakness, Incr CK • Bone ... • Myopathy (Also ... Complications #pathophysiology ... #signs #symptoms
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
soft tissue over all ... Bones - All the ... important to look for signs ... even the joints as ... radius and ulna is also
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Diagnostic Algorithm Pathophysiology ... : - Catch-all term ... lesions may start as ... - Pathophysiology ... Ill-appearing, vital sign
Beevor's Sign on Physical Exam

Beevor's sign is abnormal upward (cephalad) movement of the umbilicus with truncal
Beevor's Sign on ... Exam Beevor's sign ... The sign been also ... been observed in ALS ... video #umbilicus #neurology