6 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... - C7, C8 • Biceps ... aracteristic "claw hand ... Carpal Tunnel Syndrome ... #Myotomes #diagnosis
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity Dermatomes ... and Myotomes Reflexes ... Ankle - S1 • Biceps ... • Cauda Equina Syndrome ... #Myotomes #diagnosis
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Carpal Tunnel Syndrome ... Fully flex wrists ... surfaces of hands ... Video via @open_michigan ... #sports #msk #orthopedics
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Carpal Tunnel Syndrome ... Fully flex wrists ... surfaces of hands ... PhysicalExam #clinical #video ... #sports #msk #orthopedics
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Differential Diagnosis ... cord infarct • HIV ... region (S2-S4 dermatomes ... • Provocative Tests ... absent anal wink test
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... II ○ Susac’s syndrome ... Noise trauma ○ MS ... zoster virus ○ HIV ... #Differential #Diagnosis