34 results
Cranial Myokymia

Paroxysmal episodes of left facial (Orbicularis oculi) and left abducens spasms after remote radiation to
Cranial Myokymia ... facial (Orbicularis oculi ... clinical #video #neurology ... #physicalexam # ... CNVI #CN6 #Abducens
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Nerve palsy • CN ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C7, C8 (radial ... damage to the radial ... nerve in the radial ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Right Abducens Nerve Palsy (CNVI) on Physical Exam

#Abducens #Nerve #Palsy #CNVI #CN6 #clinical #video #neurology #cranial
#Palsy #CNVI #CN6 ... clinical #video #neurology ... #cranial #nerve ... #physicalexam
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • CN VI palsy ... for ptosis with CN ... • Neurologic ... #DoubleVision #Differential
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... CN III palsy 2. ... Neurogenic Ptosis - Neurologic ... neuromuscular junction, cranial ... #Differential #
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... tympanic membrane • Neurologic ... auditory nerve (CN ... Hearing #Loss #Differential
Left Abducens Palsy on Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Abducens #Palsy #CN6 #CNVI #Ocular #PhysicalExam #clinical #video
Abducens Palsy on Ocular ... Abducens #Palsy #CN6 ... #CNVI #Ocular # ... PhysicalExam #clinical ... ophthalmology #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Biceps - C5, C6 ... • Triceps - C6 ... Narrowing of spinal canal ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... glaucoma - Ocular ... Trochlear headache • CNS ... Vasculitis Painful cranial ... ophthalmology #Neurology