9 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Myotomes Motor ... Pronation - C7, C8 Wrist ... " ± Horner Syndrome ... Carpal Tunnel Syndrome ... #diagnosis #neurology
Ulnar Compression Test - Ulnar Tunnel Syndrome

The ulnar compression test evaluates for ulnar tunnel syndrome.
Provide direct
or Guyon's canal ... Syndrome #wrist ... #hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
L2, L3, L4 • Ankle ... • Cauda Equina Syndrome ... Commonly caused ... damage to peroneal nerve ... #diagnosis #neurology
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
Tunnel Syndrome ... tunnel syndrome ... Grasp #Weakness #Hand ... #Carpal #Tunnel ... #orthopedics #msk
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... compression • ... Sciatica • Tarsal ... tunnel syndrome ... lower #extremity #msk
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... injury, acute carpal ... tunnel syndrome ... #Orthopedics #MSK
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... masses and lymphadenitis ... II ○ Susac’s syndrome ... Noise trauma ○ MS ... #Differential #Diagnosis
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
bone formation MSK ... make bones weaker and ... run, compressing ... pathophysiology #diagnosis ... #signs #symptoms
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
Extensor Carpi Ulnaris ... a fibrous tunnel ... ECU Subluxation diagnosed ... #physicalexam #video ... #msk