7 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Trauma • Strains/ tears ... of gluteus medius ... dislocation Iatrogenic ... Valgus position of knee
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Brucellosis - Viruses: HIV ... Seronegative Reactive Syndrome ... Ligamentous injuries - Meniscal ... fracture - Patellar dislocation ... diagnosis #msk #physicalexam
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
The evaluation should ... include a: • Neurologic ... audiometry • Patients should ... II ○ Susac’s syndrome ... zoster virus ○ HIV
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... nerve injury (25%) TEST ... Check hip and ankle ... special ligament/meniscus ... >> LINK TO ACL TEARS
Who to block and who not to block? Guidelines for Emergency Regional Anesthesiafor Trauma Orthopedic Injuries
Block
Block OK • Shoulder ... dislocation • ... energy distal radius ... digit injuries • Hip ... document detailed neurologic
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... per 100,000 per year ... albuminocytologic dissociation ... and sensitive tests ... diagnosis #management #neurology