81 results
Primary and Secondary Causes of Osteoporosis

Primary osteoporosis 
 - idiopathic juvenile osteoporosis 
 -  postmenopausal
Secondary Causes of Osteoporosis ... Primary osteoporosis ... - senile osteoporosis ... Secondary osteoporosis ... arthritis - osteogenesis
Positive J-Sign - Maltracking Patella on Knee Physical Exam

The J sign correlates with poor patellar tracking
Positive J-Sign ... Exam The J sign ... #Positive #JSign ... #J #Sign #Knee ... clinical #video #msk #orthopedics
Osteoporosis: Pathogenesis and risk factors

 • Age > 30 (post-peak bone mass)
 • Post-menopausal women ->
Osteoporosis: Pathogenesis ... Hyperthyroid #Osteoporosis ... pathophysiology #signs
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Deficiency Primary Osteoporosis ... Elderly Secondary Osteoporosis ... Diagnosis #Algorithm #Orthopedics
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... Positive sulcus sign ... iamDrHamilton #Sulcus #Sign ... clinical #video #msk #orthopedics
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
Osteoarthritis, Osteoporosis ... Mnemonic #MSK #Orthopedics
Glucocorticoid-Induced Osteoporosis: Pathogenesis and Clinical Findings

 • Negative feedback on hypothalamus/pituitary, Decreasing ACTH -> Decr Sex
Glucocorticoid-Induced Osteoporosis ... Glucocorticoids #steroids #Osteoporosis ... pathophysiology #signs
Gaucher Disease 

Pathophsiology
 • Lysosomal storage disorder
 • Deficiency of ß-glucocerebrosidase
• Accumulation of glucosylceramide in macrophages
Diagnosis
bone infarcts, osteoporosis ... Disease #Diagnosis #Signs
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... Discharge with orthopedic ... Diagnosis #Management #Orthopedics
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
to make the OK sign ... Peripheral #Injury #OK #Sign ... sports #neurology #orthopedics