11 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Motor Function Shoulder ... in the median nerve ... Anterior Shoulder ... Myotomes #diagnosis #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... Nerve Peripheral ... #Test #Peripheral ... #physicalexam #sports ... #orthopedics #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... Nerve Peripheral ... Neuropathy Shoulder ... #physicalexam #sports ... #orthopedics #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Medical Emergency ... Commonly caused ... damage to peroneal nerve ... Myotomes #diagnosis #neurology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Otalgia: • Otitis media ... 10%) • Otitis media ... V: • TMJ syndrome ... Temporal arteritis should ... vision or black spots
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... paralysis of all extremity ... • Weakness: Starts ... • Pain: Due to nerve ... management #treatment #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... vertigo (BPPV) - Short-lived ... insufficiency (VBI) - Should ... (Wallenberg's syndrome ... Syndrome usually
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 ... disruption ○ Otitis media ... II ○ Susac’s syndrome
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... or the axon of peripheral ... paralysis of all extremity ... diagnosis #management #neurology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... glomeruli, and peripheral ... + MPO-ANCA MEDIUM ... extremities, upper extremity ... aortic aneurysm • Medium