12 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... stroke, Acute spinal ... Guillain-Barré syndrome ... Testing #Causes #differential ... 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
 •
• Prevalence: 1: ... constipation Differential ... cord infarct ... • Guillain-Barre ... diagnosis #causes #neurology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... 1) Check Urine ... renal mechanism 2) ... #nephrology #sodium
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... Cord Causes: 1 ... injuries 2. ... disorders #diagnosis #neurology ... #algorithm
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
cord - Spinal Cord ... result in permanent neurologic ... sensation usually 1 ... to 2 levels below ... #lesions #differential
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
2 cases/100,000 ... Decreased / Absent Reflexes ... /constipation, hyponatremia ... of intrathecal spinal ... management #treatment #neurology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
, Dehydration: neurologic ... water unavailable 2) ... Diabetes Insipidus: neurogenic ... can also be complex ... ([Na] / 140) - 1)
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
to 2 cases per 100,000 ... depressed deep tendon reflexes ... 3 to 1/2 of patients ... axonal • MRI - Spinal ... diagnosis #management #neurology
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
- Remove all ... usually appear in 1- ... • Management: 1. ... reflex activity ... vs Neurogenic Shock
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
varying degrees of: 1. ... Spasticity - Reflexes ... develops later 2. ... diagnosis #management #neurology ... #differential