32 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
nerve of elbow, wrist ... space and the wrist ... arises from C5, C6, C7 ... deviated wrist ... Anatomy #diagnosis #neurology
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
Paralysis - Peripheral ... lesion of CN VII ... #CNVII #CN7 #Peripheral ... #Bells #Palsy #Neurology ... GrepMed Recommended Text
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 Wrist: • ... , C8 (radial) Finger ... , C8 (radial) ... Horner Syndrome Wrist ... Myotomes #diagnosis #neurology
1 Minute Neuro Hand Examination - "Check your Six" Mnemonic

A simple way to test the peripheral
simple way to test ... the peripheral ... median), Paper (radial ... with a Thumbs up (radial ... bobvarkey #Minute #Neurology
Golfer’s Elbow Test

While supporting the elbow and palpating the medial epicondyle with one hand, the examiner
Golfer’s Elbow Test ... the hand at the wrist ... resists active wrist ... The test is positive ... #epicondylitis
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
Respiration None C5 Radial ... C6 Dorsal Thumb Wrist ... Brachioradialis Reflex C7 ... Extension None L4 Medial ... differential #diagnosis #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
Elbow Extension C7 ... Radial Nerve Wrist ... Extension C6 Radial ... #Orthopedics #Neurology
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
Inverted Supinator Test ... side of the wrist ... elbow flexion, wrist ... Inverted #Supinator #Test ... #Reflex #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Nerve palsy • CN ... Nerve palsy • Medial ... ophthalmology #neurology ... differential #diagnosis #ocular
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Dizziness and Vertigo Peripheral ... Varies • No neurologic ... : • Attacks: Gradual ... Positive Hallpike test ... or supine roll test