6 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... damage to peroneal nerve ... stopping walking (vascular ... Myotomes #diagnosis #neurology
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Ramsay Hunt Syndrome ... Nerve Palsy Triad ... #Nerve #Palsy # ... #neurology #clinical ... #CN7 #CNVII
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... nerve in the radial ... #UpperLimb #Extremity ... Myotomes #diagnosis #neurology ... #sensory #motor
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... and/or genital sensory ... lumbar stenosis • Vascular ... weakness and sensory ... diagnosis #causes #neurology
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
male with left facial ... paroxysmal brainstem syndrome ... Abducens #Spasm #CNVI ... clinical #ocular #ophthalmology ... #neurology #video
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
vasculitis • Sensory ... arthralgia, arm/leg ... pulse deficits vascular ... muscle weakness • Nerves ... purpura (lower legs