162 results
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
findings: • Symptoms ... Non-compressive Spinal Cord Causes ... - Radiation myelopathy ... - Radiation myelopathy ... MCTD, Sjogren syndrome
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 ... Upper motor neuron symptoms ... - Radiation myelopathy
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 ... so-called ‘red flag’ symptoms ... - Emergency Causes ... • HIV related myelopathy ... lower extremity weakness
Myelopathy - Injury to the entire spinal cord - Signs and Symptoms
 • Ataxia (early sign)
Myelopathy - Injury ... cord - Signs and Symptoms ... • Gross motor weakness ... early signs) #Myelopathy ... diagnosis #signs #symptoms
Hypothyroidism – symptoms and signs.

Symptoms: 
Tiredness/malaise, 
Weight gain,
Anorexia,
Cold intolerance, 
Poor memory,
Change in appearance, 
Depression, 
Poor libido,
Hypothyroidism – symptoms ... Symptoms: Tiredness ... Myalgia, Muscle weakness ... Carpal timel syndrome ... hypertrophy, Proximal myopathy
Statin Induced Muscle Toxicity - Summary

Clinical Presentation:
 • Elevations of serum creatine kinase with proximal myalgia
proximal myalgia and weakness ... symmetric muscle weakness ... Guillain-Barré syndrome ... antisynthetase syndrome ... Lambert-Eaton myasthenic syndrome
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal ... Guillain-Barre syndrome ... Lambert Eaton Syndrome ... Mitochondrial myopathy
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Weakness without ... Lambert-Eaton Myasthenic Syndrome ... • Congenital Myopathy ... Diagnosis #Algorithm #Causes
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Myositis Necrotizing myopathy ... level of muscle weakness ... less systemic symptoms ... anti-synthetase syndrome ... have significant weakness
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
80%) - Proximal Weakness ... 10%) - Proximal Weakness ... femoral heads • Myopathy ... (Also caused by ... pathophysiology #signs #symptoms