42 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
Spinal Cord Injury ... Sensory Motor Reflex ... Flexion Biceps Reflex ... None T7-T12 See Dermatomes ... differential #diagnosis #Neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Causes of Hyporeflexia ... , Acute spinal cord ... finding in spinal cord ... diagnosis #table #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... deficiency - Syrinx ... involved) - Tendon reflex ... in deep tendon reflexes ... differential #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... , T1 (median) Reflexes ... UpperLimb #Extremity #Dermatomes ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity Dermatomes ... and Myotomes Reflexes ... Commonly caused ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Woltman’s sign on Physical Exam

53-year-old man presented with fatigue and sensitivity to cold. A physical examination
sensitivity to cold ... the ankle jerk reflex ... , is a neurologic ... Woltmans #Signs #PhysicalExam ... Clinical #Video #Neurology
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... time, and can cause ... delusions and, in some cases ... #PhysicalExam # ... clinical #video #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Diagnosis: • Spinal cord ... spondylitis • Tethered cord ... region (S2-S4 dermatomes ... #neurology
Asymmetric Umbilicus Reflex on Physical Exam

An asymmetric umbilicus reflex in a patient with scoliosis warrants an
Asymmetric Umbilicus Reflex ... associated with a syrinx ... clinical #video #neurology ... #PhysicalExam # ... syrinx #orthopedics
Vagus Nerve Schwannoma eliciting paroxysmal cough when palpated

The cough reflex is caused by stimulation of vagal
palpated The cough reflex ... is caused by stimulation ... neckmass #cough #physicalexam ... clinical #video #neurology ... #reflex