7 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... rectal reflex. ... saddle anesthesia. leg ... signs #symptoms #msk ... #orthopedics #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Reflexes: • ... • Cauda Equina Syndrome ... stopping walking (vascular ... Myotomes #diagnosis #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
constipation Differential ... lumbar stenosis • Vascular ... reflexes - reduced ... #differential # ... diagnosis #causes #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
paralysis of all extremity ... Decreased / Absent Reflexes ... : Arms or legs ... studies - EMG, NCV ... management #treatment #neurology
Hoover's Sign for Functional Lower Extremity Paralysis

Used to distinguish organic from functional leg hemiparesis.

Ask the patient
Functional Lower Extremity ... Ask the patient ... to flex their weak ... hemiparesis #clinical #video ... #physicalexam #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... Vascular/Blockage ... MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... disorders #diagnosis #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
weakness, arms > legs ... life-threatening Differential ... PCB variants of ... immunologic assay - MuSK ... diagnosis #management #neurology