7 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C7, C8 (radial ... - C7, C8 (radial ... Syndrome Wrist drop ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
CN III Palsy - Oculomotor ... Horner's syndrome • Extraocular ... inferior rectus, medial ... @neudrawlogy #CNIII ... #neurology #diagnosis
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Medial Longitudinal ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
demonstrating Radial ... cause for Wrist ... and pronation- Radial ... #Maneuver #Radial ... #physicalexam #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
wrist and digital extension ... • Thus a PIN palsy ... involve a wrist drop ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
• CN VI palsy ... • Neurologic ... Myasthenia Gravis Extraocular ... depress when looking medially ... #Ophthalmology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
formation) and MLF (medial ... The most common causes ... the hospital, diagnosed ... clinical #video #ophthalmology ... #neurology