9 results
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Gluteal Nerve Knee ... Tibial Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Valgus position of knee ... pathophysiology #causes ... symptoms #signs #diagnosis ... #msk
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential Diagnosis ... #Effusions #causes ... #differential #diagnosis ... #msk #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
characteristic "waiter's tip ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... Non-inflammatory causes ... pachymeningitis • HIV ... consistent with MS ... #neurology #noninflammatory
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
- Differential Diagnosis ... Arthritis Other Causes ... Legg-Calve-Perthes Disease Knee ... Patellofemoral Syndrome ... Deformity #Limp #MSK
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... • Weakness: Starts ... Guillain-Barre Diagnosis ... #diagnosis #management ... #treatment #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... include a: • Neurologic ... II ○ Susac’s syndrome ... Noise trauma ○ MS ... #Differential #Diagnosis
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... Neurologic deficit ... Neurologic injuries ... Check hip and ankle ... Posterior #Injury #msk