15 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... hand" ± Horner Syndrome ... Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Spinal stenosis/nerve ... • Sciatica • Tarsal ... #differential #diagnosis ... lower #extremity #msk
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
of the median nerve ... & Ulnar nerve ( ... In this case, the ... #clinical #video ... #orthopedics #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
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... damage to sacral nerves ... #MSK #pathophysiology ... #diagnosis #symptoms
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... cause unknown) ... II ○ Susac’s syndrome ... Noise trauma ○ MS ... #Differential #Diagnosis
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
in the Spinal canal ... Superior gluteal nerve ... pathophysiology #causes ... #symptoms #signs ... #diagnosis #msk
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Brain stem/Cranial nerve ... myasthenia Diagnosis ... test - Cogan sign ... - Peek sign ... - Repetitive nerve
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
Abnormal Osteoclasts cause ... bone formation MSK ... the vertebral canal ... pathophysiology #diagnosis ... #signs #symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... and peripheral nerves ... purpura: strong sign ... #rheumatology #