10 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Differential Diagnosis Algorithm ... Disease Motor Neuron ... Neuropathy • Spinal ... #Causes
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... • Extrinsic Causes ... - Lower motor neuron ... symptoms at the ... symptoms below
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
findings: • Symptoms ... /paralysis - Weakness ... Cord Causes: 1 ... : • Weakness ... differential #algorithm
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Upper extremity weakness ... and lower motor neuron ... anesthesia. leg weakness ... Syndromes #diagnosis #pathophysiology ... #signs #symptoms
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
rapid onset of weakness ... monophasic Pathophysiology ... Weakness: - Weakness ... distribution of weakness ... Bilateral signs and/or symptoms
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... etc) in lumbar spine ... Signs / Symptoms ... Complications: • Weakness ... Syndrome #MSK #pathophysiology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... than one after symptom ... the underlying pathophysiology ... axonal • MRI - Spinal ... the intrathecal spinal
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
Psychiatric symptoms ... • Myalgias • Weakness ... , or any other cause ... #VitaminC #AscorbicAcid ... #Pathophysiology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... brainstem and multiple spinal ... - Causes progressive ... fasciculations Common Symptoms ... cervical and thoracic spine
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
presyncope, exertional symptoms ... Retinopathy • Clues ... deficiency) - Spinal ... Myopathies - Motor neuron ... : Focal weakness