15 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... , often from vascular ... bladder and rectal reflex ... #Syndromes #diagnosis ... #orthopedics #neurology
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
upper motor neuron injury ... test itself involves ... #Positive #Abnormal ... #clinical #video ... #neurology #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... Awareness • Injury ... #PhysicalExam #neurology
Roos' Test for Thoracic Outlet Syndrome

To perform the Roos' Test abduct the shoulders to 90 degrees,
Roos' Test for Thoracic ... to 90 degrees, flex ... Video via @open_michigan ... #Roos #Test ... #vascular #msk
Roos' Test for Thoracic Outlet Syndrome

Roos' Test - abduct the shoulders to 90 degrees, flex the
Roos' Test for Thoracic ... Roos' Test - ... to 90 degrees, flex ... PhysicalExam #clinical #video ... #vascular #msk
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
the pupillary reflex ... very sensitive diagnostic ... afferent pathway injury ... Pupillary #Defect #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 roots ... lumbar stenosis • Vascular ... • Provocative Tests ... absent anal wink test ... #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
spasticity • Lower roots ... Vascular/Blockage ... MCTD, Sjogren syndrome ... reflexes: Areflexia ... #neurology #differential
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Decreased / Absent Reflexes ... : Due to nerve root ... Guillain-Barre Diagnosis ... CSF PROTEIN - NORMAL ... #treatment #neurology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential Diagnosis ... Algorithm Vascular ... vein: Budd-chiari syndrome ... extrahepatic source - Tests ... • Gilbert's syndrome