8 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... result is positive (abnormal ... a stand-alone test ... #Diagnosis #PhysicalExam ... #Neurology #AVS
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
reflex response ... A positive test, ... Babinski #Sign #Reflex ... PhysicalExam #Diagnosis ... #Neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... etiology of coma Abnormal ... decortication), abnormal ... #PhysicalExam #neurology ... #comatose #diagnosis
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
cross-reacts with peripheral ... or the axon of peripheral ... depressed deep tendon reflexes ... and sensitive tests ... #management #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• Transverse myelitis ... cord • Guillain-Barre ... • Provocative Tests ... absent anal wink test ... #causes #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Decreased / Absent Reflexes ... Diagnosis: • ... CSF PROTEIN - NORMAL ... #Syndrome #diagnosis ... management #treatment #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Spasticity - Reflexes ... Diagnosis: • ... Sjogren's • CSF: - Abnormal ... negative, MOG-IgG test ... #neurology #differential
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... injury • Gait is abnormal ... - Transverse myelitis ... reflexes: Areflexia ... #neurology #differential