32 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Palsy • CN IV ... (Trochlear) Nerve ... palsy • CN VI ... palsy • Medial ... ophthalmology #neurology #differential
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Drop - Radial Nerve ... Palsy on Physical ... of the radial nerve ... Saturday night palsy ... #orthopedics #msk
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... Palsy This tests ... caused by ulnar nerve ... palsy, testing ... #physicalexam #msk
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Facial Weakness - Differential ... (2% of facial nerve ... palsy) - Unilateral ... : Bell's Palsy ( ... Facial #Weakness #Differential
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Drop - Radial Nerve ... Claw Hand - Ulnar Nerve ... Injuries #Anatomy #Differential ... #Diagnosis #MSK
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Dilated Pupil - Differential ... Oculomotor (3rd cranial nerve ... ) Palsy: • Brain ... Dilated #Pupil #differential
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • CN VI palsy ... ptosis with CN Ill palsy ... Trauma Cranial Nerve ... #DoubleVision #Differential
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Vision Loss - Differential ... Abnormalities of the Optic Nerve ... Abnormalities of the Optic Nerve ... Demyelination • MS ... Acute #VisionLoss #Differential
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Tumor • Motor Nerves ... multiplex, Phrenic nerve ... Weakness #Causes #differential
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... CN III palsy 2. ... junction, cranial nerve ... eyelid: • Third nerve ... palsy • Horner