11 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... arises from C5, C6, C7 ... • Thus a PIN palsy ... palsy recovers there ... #diagnosis #neurology
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
CN III Palsy - Oculomotor ... Nerve • Ptosis ... #Palsy #Oculomotor ... #Nerve #Cranial ... #neurology #diagnosis
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... compression of the radial ... #Drop #Radial # ... Nerve #Palsy #PhysicalExam ... #msk #sports #neurology
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Mytomes - Segmental Innervation ... Elbow Extension C7 ... Radial Nerve Wrist ... Extension C6 Radial ... #Orthopedics #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Supination ... , C8 (radial) Finger ... , C8 (radial) ... damage to the radial ... nerve in the radial
1 Minute Neuro Hand Examination - "Check your Six" Mnemonic

A simple way to test the peripheral
simple way to test ... median), Paper (radial ... with a Thumbs up (radial ... bobvarkey #Minute #Neurology ... #Nerve #innervation
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
demonstrating Radial ... Nerve Palsy as ... nerve palsy with ... nerve palsy. ... #Nerve #Palsy #
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
, the facial nerve ... here by a Bell's palsy ... #CNVII #CN7 #Peripheral ... #Bells #Palsy # ... Neurology #Diagnosis
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Cord Injury by Nerve ... Respiration None C5 Radial ... C6 Dorsal Thumb Wrist ... Brachioradialis Reflex C7 ... differential #diagnosis #Neurology
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
The UMN innervation ... of most cranial ... nerve receives ... this rule are CN ... #physicalexam #neurology