29 results
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
associated with viral infections ... Herpes simplex virus ...     - Epstein-Barr ... virus    - Or ... #Bells #Palsy #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Guillain-Barré syndrome ... #differential #diagnosis ... #table #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... to a preceding infection ... • Most common infection ... depressed deep tendon reflexes ... #management #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
response preceding infection ... COVID 19 - Zika virus ... Decreased / Absent Reflexes ... Diagnosis: • ... management #treatment #neurology
Clinical Manifestations of Human Herpes Viruses (HHV)

Herpes simplex virus 1	HSV-1	Frequently subclinical (80-90%) Oral lesions (10-20%) congenital
Herpes simplex virus ... 20%) congenital infection ... disease Epstein—Barr ... #Microbiology #Diagnosis ... #Comparison #Table
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
Criteria for Guillain Barre ... Required for Guillain-Barré ... Recent diphtheritic infection ... BrighamMedRes #Guillain #Barre ... #criteria #neurology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
• Malignancy Infectious ... Tuberculosis • Epstein-Barr ... Virus • Hepatitis ... Pulmonary Disease Neurologic ... Myasthenia Gravis Pharmacologic
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Chemotherapy • Infectious ... CIDP, Guillain-Barre ... #differential #diagnosis ... #causes #neurology
Upper Versus Lower Motor Neuron Findings

Denervation near the target muscle fibers (lower motor neuron disease) results
limb of spinal reflexes ... Versus #Findings #Diagnosis ... #Table #Neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Differential Diagnosis ... toon • Spinal infection ... cord • Guillain-Barre ... #differential #diagnosis ... #causes #neurology