9 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... , T1 (median) Reflexes ... Syndrome Wrist drop ... nerve in the radial ... 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 nerve ... ), Scissors (Ulnar ... bobvarkey #Minute #Neurology ... Physicalexam #clinical #video
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... of the radial nerve ... #Radial #Nerve ... PhysicalExam #clinical #video ... #msk #sports #neurology
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 ... Flexion None T1 Ulnar ... None T7-T12 See Dermatomes ... differential #diagnosis #Neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Ulnar Nerve Palsy ... #Ulnar #Nerve # ... Palsy #clinical #video ... #neurology #physicalexam ... orthopedics #sports #hand
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity Dermatomes ... and Myotomes Reflexes ... Neuropathy - Foot drop ... damage to peroneal nerve ... Myotomes #diagnosis #neurology
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
demonstrating Radial ... Nerve Palsy as ... both supination and ... video #physicalexam ... #neurology
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
Inverted Supinator Test ... wrist extension and ... Video by Mujtaba ... #Reflex #neurology ... #clinical #video
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... region (S2-S4 dermatomes ... • Provocative Tests ... absent anal wink test ... diagnosis #causes #neurology