59 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
MLF) Iniury • One-and-a-half ... Syndrome • Cavernous ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... axillary nerve ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
- Vestibular Nerve ... Vestibulocochlear Nerve ... (CN VIII): Vestibular ... #differential #diagnosis ... #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... Algorithm Clinical ... • Neurologic ... #Algorithm #Causes ... #Ophthalmology
Left Abducens Nerve Palsy (CN6) on Physical Exam

#Abducens #Nerve #Palsy #CN6 #CNVI #clinical #video #neurology #opthalmology
Left Abducens Nerve ... Palsy (CN6) on ... #Palsy #CN6 #CNVI ... #clinical #video ... #neurology #opthalmology
Left Abducens Nerve Palsy (CN6) on Physical Exam

#Abducens #Nerve #Palsy #CN6 #CNVI #clinical #video #neurology #opthalmology
Left Abducens Nerve ... Palsy (CN6) on ... #Palsy #CN6 #CNVI ... #clinical #video ... #neurology #opthalmology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
other potential causes ... fissure and optic canal ... HZO #clinical #video ... #ophthalmology ... #physicalexam #neurology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Algorithm Relative ... Neuropathies • Optic Nerve ... Midbrain (Parinaud's Syndrome ... #Algorithm #Causes ... #Ophthalmology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Commonly caused ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
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 ... levator to the tarsal ... #ophthalmology