13 results
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
Sensory Motor Reflex ... Respiration None C5 Radial ... Flexion Biceps Reflex ... None T7-T12 See Dermatomes ... differential #diagnosis #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... , T1 (median) Reflexes ... nerve in the radial ... UpperLimb #Extremity #Dermatomes ... Myotomes #diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity Dermatomes ... and Myotomes Reflexes ... LowerLimb #Extremity #Dermatomes ... Myotomes #diagnosis #neurology
Abnormal Doll's Eye (Oculocephalic) Reflex on Physical Examination

Normally, a patient's eyes should move in the opposite
Oculocephalic) Reflex ... Oculocephalic #Reflex ... clinical #video #neurology ... #ophthalmology
Afferent Pupillary Defect

An afferent pupillary defect passing through its timeline. The pupil that does not react
the consensual reflex ... clinical #video #neurology ... #ophthalmology
Argyll-Robertson Pupil on Physical Exam
Small (myotic), irregular pupil that do not react to light but do
fibers of the light reflex ... clinical #video #neurology ... #ophthalmology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
lower extremity reflexes ... region (S2-S4 dermatomes ... bulbocavernosus reflex ... wink test - reflex ... diagnosis #causes #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
@neudrawlogy #Adies ... #PhysicalExam #neurology ... #ophthalmology
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
Deepak Gupta #Adies ... clinical #video #ophthalmology ... #neurology #syndrome
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
Tapping the radial ... as the inverted radial ... (supinator) reflex ... Supinator #Test #Reflex ... #neurology #clinical