13 results
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 ... Abnormal #clinical #video ... #neurology #physicalexam
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Acute spinal cord injury ... Guillain-Barré syndrome ... #diagnosis #table ... #neurology
Hoffmann's sign was originally described as follows: the test is performed by supporting the patient's hand
as follows: the test ... indicative of injury ... #Clinical #Video ... PhysicalExam #Neurology ... #Reflex
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Poliomyelitis, Guillain-Barre ... Phrenic nerve injury ... #differential #diagnosis ... #neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
the pupillary reflex ... regarding the cause ... afferent pathway injury ... Pupillary #Defect #Neurology ... #Clinical #Video
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... Decreased / Absent Reflexes ... Diagnosis: • ... #Syndrome #diagnosis ... #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Awareness • Injury ... Casey Albin MD @ ... #PhysicalExam #neurology ... #comatose #diagnosis
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 ... cord • Guillain-Barre ... • Provocative Tests ... axial T1 and T2 Treatment ... #causes #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... depressed deep tendon reflexes ... and sensitive tests ... and cauda equina TREATMENT ... #management #neurology
Lazarus Reflex on Physical Exam

The Lazarus sign is a reflex movement observed in brain-dead or brainstem
or during apnea testing ... after brain death diagnosis ... reported in some cases ... PhysicalExam #clinical #video ... #neurology #criticalcare