5 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
• Sciatica • Tarsal ... cyanosis - Cool extremity ... Paralysis 4) Paresthesia ... diagnosis #lower #extremity ... #msk #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... regimental badge" anesthesia ... #UpperLimb #Extremity
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Reflexes: • Knee ... • Cauda Equina Syndrome ... saddle (perineal) anesthesia ... Commonly caused
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Epiphysis (SCFE) • Legg-Calve-Perthes ... Disease Knee Joint ... Patellofemoral Syndrome ... Tendon Rupture, Dislocation ... Deformity #Limp #MSK
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... SPONTANEOUS REDUCTION ... : ~25% cases. ... #Injury #msk #clinical ... #video #nsfw