6 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 ... Myotomes #diagnosis #neurology ... sensory #motor #arm
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 ... #neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... compression of the radial ... #Radial #Nerve ... #clinical #video ... #msk #sports #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 (or PIN) palsy ... Anatomy #diagnosis #neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
A nystagmus in far ... formation) and MLF (medial ... of this are tumors ... #ophthalmology ... #neurology
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
mastoid air cells are ... cavities Stage 5: Extension ... Inferior through medial ... nerve palsy • ... dizziness, vertigo, nystagmus