18 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Acute spinal cord injury ... Guillain-Barré syndrome ... in spinal cord injury ... diagnosis #table #neurology
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
upper motor neuron injury ... The Hoffmann's reflex ... test itself involves ... #Reflex #Positive ... clinical #video #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... • Central Cord Syndrome ... bladder and rectal reflex ... pathophysiology #signs ... #orthopedics #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Poliomyelitis, Guillain-Barre ... syndrome, Mononeuritis ... Phrenic nerve injury ... poisoning, Scorpion sting ... differential #diagnosis #neurology
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
Diagnostic Criteria for Guillain ... sensory symptoms or signs ... protein Features Casting ... nervous system signs ... diagnosis #criteria #neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... It is a clear sign ... the pupillary reflex ... afferent pathway injury ... Pupillary #Defect #Neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Unresponsive wakefulness syndrome ... • Locked-in syndrome ... Awareness • Injury ... • Examine for signs ... #PhysicalExam #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Decreased / Absent Reflexes ... #Barre #Syndrome ... #diagnosis #management ... #treatment #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Tethered cord • Guillain-Barre ... • Provocative Tests ... bulbocavernosus reflex ... absent anal wink test ... diagnosis #causes #neurology
Hoffmann's sign was originally described as follows: the test is performed by supporting the patient's hand
Hoffmann's sign ... as follows: the test ... indicative of injury ... PhysicalExam #Neurology ... #Reflex