26 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... Upper extremity weakness ... > Posterior spinal ... symptoms #msk #orthopedics ... #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
of Peripheral Weakness ... No Objective Weakness ... Neuropathy • Spinal ... Lambert-Eaton Myasthenic Syndrome ... #Neurology #Differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Syndromes Spinal ... result in permanent neurologic ... the lesion Posterior ... involved & the posterior ... differential #diagnosis #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... • Spinal Cord: ... Guillain-Barre syndrome ... Lambert Eaton Syndrome ... differential #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
 •
Cauda Equina Syndrome ... lumbar stenosis • Vascular ... lower extremity weakness ... perineum, and posterior ... diagnosis #causes #neurology
Beevor's Sign on Physical Exam

Beevor's sign is abnormal upward (cephalad) movement of the umbilicus with truncal
abdominis muscle weakness ... paralysis from spinal ... facioscapulohumeral muscular ... PhysicalExam #clinical #video ... #umbilicus #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
• Acute stroke syndromes ... Lesions of the spinal ... Paraneoplastic syndrome ... Lambert-Eaton - Isaacs' syndrome ... Differential #Diagnosis #neurology
Krukenberg's Spindle on Slit Lamp Ocular Examination

Krukenberg's Spindle = spindle-shaped deposit of pigment on the posterior
on Slit Lamp Ocular ... pigment on the posterior ... pigment dispersion syndrome ... #Ocular #PhysicalExam ... #clinical #video
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... - Narrowing of spinal ... claudication and weakness ... stopping walking (vascular ... Myotomes #diagnosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
/paralysis - Weakness ... Vascular/Blockage ... MCTD, Sjogren syndrome ... Back pain • Weakness ... disorders #diagnosis #neurology