65 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
(Trochlear) Nerve ... One-and-a-half Syndrome ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... to the radial nerve ... Carpal Tunnel Syndrome ... axillary nerve ... Myotomes #diagnosis #neurology
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... thought to be caused ... the trigeminal nerve ... #clinical #video ... #neurology #physicalexam
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central Causes ... - Vestibular Nerve ... Vestibulocochlear Nerve ... (CN VIII): Vestibular ... differential #diagnosis #neurology
Right Oculomotor (CNIII) Palsy caused by Stroke

Dr. Bruno Farnetano @bruno.farnetano

#Oculomotor #CNIII #Palsy #clinical #video #CN3 #clinical
(CNIII) Palsy caused ... #CNIII #Palsy #clinical ... #video #CN3 #clinical ... #video #neurology ... #physicalexam #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... Clinical Pearls ... • CN VI palsy ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Tumor • Motor Nerves ... Guillain-Barre syndrome ... multiplex, Phrenic nerve ... heavy metals), Critical
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Differential Diagnosis Algorithm ... • Oculomotor Nerve ... Fascicle (Other CN ... • Tumor (Lung, Breast ... #Causes #Ophthalmology
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
with a left 6th nerve ... palsy Caused ... #physicalexam #clinical ... #video #neurology ... #ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Neuropathies • Optic Nerve ... Midbrain (Parinaud's Syndrome ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology