8 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
->Cord compression ... Primarily Upper Extremity ... reflex. saddle anesthesia ... signs #symptoms #msk ... #orthopedics #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... • Cauda Equina Syndrome ... saddle (perineal) anesthesia ... fracture or prolonged compression ... Myotomes #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
aracteristic "claw hand ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... regimental badge" anesthesia ... Myotomes #diagnosis #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
due to severe compression ... • S - Saddle anesthesia ... unilateral lower extremity ... or absent lower extremity ... diagnosis #causes #neurology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
stenosis/nerve compression ... • Sciatica • Tarsal ... cyanosis - Cool extremity ... diagnosis #lower #extremity ... #msk #physicalexam
Ulnar Compression Test - Ulnar Tunnel Syndrome

The ulnar compression test evaluates for ulnar tunnel syndrome.
Provide direct
tunnel or Guyon's canal ... Video via @open_michigan ... #wrist #hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
Tunnel Syndrome ... Grasp #Weakness #Hand ... #video #physicaleaxm ... #neurology #orthopedics ... #msk #CTS
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Neurologic deficit ... Neurologic injuries ... Compartment syndrome ... Posterior #Injury #msk ... #clinical #video