11 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... stroke, Acute spinal ... Guillain-Barré syndrome ... #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
 •
- Emergency Causes ... constipation Differential ... #differential # ... diagnosis #causes ... #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Syndromes Spinal ... result in permanent neurologic ... Causes of spinal ... in deep tendon reflexes ... #lesions #differential
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
regional pain syndrome ... Post-stroke • Spinal ... Pain #Mechanisms #Neurology ... #Differential # ... Diagnosis #Algorithm #Causes
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... Cord Causes: 1 ... MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... disorders #diagnosis #neurology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... - Tumor lysis syndrome ... • Vegetables: spinach ... #diagnosis #causes ... #nephrology
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
form part of the differential ... LMN syndromes are ... neuron and muscle fiber ... This lesion causes ... positive Babinski reflex
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Epidemiology: • 1-2 cases ... Decreased / Absent Reflexes ... of intrathecal spinal ... management #treatment #neurology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... - Tumor lysis syndrome ... • Vegetables: spinach ... #diagnosis #causes ... #nephrology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... hours or longer/ ... Reversible course Differential ... the underlying cause ... with AEDs until cause