14 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... , C7, C8 (radial ... Syndrome Wrist ... nerve in the radial ... Myotomes #diagnosis #neurology
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
peripheral lesion of CN ... nerve, anywhere ... peripheral lesion of CN ... #CNVII #CN7 #Peripheral ... #Bells #Palsy #Neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Palsy • CN IV ... palsy • CN VI ... One-and-a-half Syndrome ... #diagnosis #ocular
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... arises from C5, C6 ... , C7 , C8 and T1 ... The first motor ... #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
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
desaturation, Scotoma, Ocular ... disturbances, facial ... Transverse myelitis: Motor ... pain • Extra-CNS ... Manifestations #diagnosis #neurology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Cord Injury by Nerve ... Spinal Root Sensory Motor ... Biceps Reflex C6 ... Dorsal Thumb Wrist ... differential #diagnosis #Neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... junction, cranial nerve ... eyelid: • Third nerve ... palsy • Horner ... Differential #Diagnosis #ophthalmology
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
male with left facial ... paroxysmal brainstem syndrome ... #Spasm #CNVI #CN6 ... #ophthalmology ... #neurology #video
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
unmasks subtle right CN ... a subtle right CN ... #CNVI #Palsy #CN6 ... #Abducens #Nerve ... #neurology #ophthalmology