13 results
Physical exam findings of various ocular palsies; image courtesy of the BMJ

R 3rd nerve palsy
R 4th
findings of various ocular ... #Ocular #CranialNerve ... #Palsies #Palsy ... CNIII #CNIV #CNVI #Neurology ... #Diagnosis #Chart
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
- Differential Diagnosis ... of facial nerve palsy ... Unilateral: Bell's Palsy ... 75%), Infection, Compression ... Algorithm #Causes #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Oculomotor) Nerve Palsy ... Trochlear) Nerve palsy ... ophthalmology #neurology ... #differential #diagnosis ... #ocular
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
- Differential Diagnosis ... cranial nerve) Palsy ... artery aneurysm (Compression ... #differential #diagnosis ... #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Benign Paroxysmal Positional ... BENIGN PAROXYSMAL POSITIONAL ... in head-hanging position ... Labyrinthitis #diagnosis ... #neurology #comparison
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... "waiter's tip" position ... Saturday night palsy ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
- Differential Diagnosis ... field, usually positional ... ICP Optic nerve compression ... Ocular causes - ... #Differential #Diagnosis
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
- Differential Diagnosis ... CN III palsy 2. ... Neurogenic Ptosis - Neurologic ... • Third nerve palsy ... Syndrome #Ptosis #neurology
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
carpal tunnel compression ... interosseous nerve (AIN) palsy ... • Compression ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Wernicke Encephalopathy - Triad

Encephalopathy 
 • Disorientation 
 • Indifference 
 • Inattentiveness 
Ocular motor dysfunction
Inattentiveness Ocular ... Lateral rectus palsy ... Syndrome #Triad #Diagnosis ... #Neurology #Thiamine