11 results
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Non-compressive Spinal Cord Causes ... - Radiation myelopathy ... MCTD, Sjogren syndrome ... #spinal #cord #spinalcord ... disorders #diagnosis #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Sensory Changes ... Lambert-Eaton Myasthenic Syndrome ... • Congenital Myopathy ... #Neurology #Differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... at the level of sensory ... - Radiation myelopathy ... paralysis - Sensory ... unilateral) #SpinalCord
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Upper extremity weakness ... Sensory loss below ... and #Acute #SpinalCord ... pathophysiology #signs #symptoms ... #orthopedics #neurology
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
is a clinical syndrome ... characterized by muscle weakness ... reflex hammer, caused ... Hypothyroidism #PhysicalExam ... clinical #video #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Commonly caused ... claudication and weakness ... Myotomes #diagnosis #neurology ... #leg #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... and/or genital sensory ... • HIV related myelopathy ... lower extremity weakness ... #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Carpal Tunnel Syndrome ... anesthesia and deltoid weakness ... Myotomes #diagnosis #neurology ... #sensory #motor ... #arm #physicalexam
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
onset of limb weakness ... tubercles • Limb weakness ... , sensory abnormalities ... Reconstitution Inflammatory Syndrome ... • Caused by immune
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
rapid onset of weakness ... the spinal cord (Myelopathy ... Weakness: - Weakness ... Bilateral signs and/or symptoms ... diagnosis #management #neurology