16 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... nerve in the radial ... Saturday night palsy ... axillary nerve ... Myotomes #diagnosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
PalsyCN IV ... palsyCN VI ... palsyMedial ... ophthalmology #neurology ... #differential #
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Nerve Palsy on ... Examination Left hand ... #Nerve #Palsy # ... #orthopedics #msk ... #sports #neurology
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
Test Revealing CNVI ... Uncover #Test #CNVI ... #Palsy #CN6 #Abducens ... #Nerve #clinical ... #video #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... grip weakness caused ... #video #neurology ... physicalexam #msk #orthopedics ... #sports #hand
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • CN VI palsy ... Ill palsy ... • Neurologic ... depress when looking medially
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
arises from C5, C6 ... • Thus a PIN palsy ... palsy recovers there ... #diagnosis #neurology ... #orthopedics
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Palsy Triad: ... canal/auricle, hard ... #video #neurology ... #physicalexam #CN7 ... #CNVII
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Nerve Palsy as ... cause for Wrist ... nerve palsy with ... nerve palsy. ... #Nerve #Palsy #
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... from the left and ... this rule are CN ... #clinical #video ... #physicalexam #neurology