47 results
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 ... clinical #video #neurology ... #physicalexam #msk ... #sports #neurology
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
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
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... Wrist #Carpal #Radiology ... #Orthopedics #Sports ... #MSK
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment's Sign is ... Jeanne’s sign is ... #Froments #Sign ... #physicalexam #msk ... #orthopedics #sports
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Symptoms: Commonly no signs ... easily/weakness, Bone ... /joint pain Psychiatric ... Secondary #Tertiary #pathophysiology
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
tear a portion of bone ... onto lateral hip Signs ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

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

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Examination: • UMN signs ... Clonus, Babinski’s sign ... • Lhermitte’s sign ... pupillary defect SIGNS ... Signs and symptoms
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 #lesions