21 results
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Proximal Muscle Weakness ... disease • Myasthenia ... gravis • Muscular ... mimics #diagnosis #differential ... #causes #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
• Spinal Cord: ... Motor Nerves: ALS ... , Muscular dystrophy ... #Causes #differential ... #diagnosis #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 cord ... The sign been also ... facioscapulohumeral muscular ... video #umbilicus #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Sensory Changes - Differential ... Cardio-pulmonary disease ... • Endocrine Disease ... • Congenital Myopathy ... #Neurology #Differential
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Bacteremia, Sepsis • Kidneys ... : CHF, valves, COPD ... I am weak": • Myopathy ... Polyneuropathy, ALS ... Diagnosis #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... • Symptoms and signs ... Sarcoidosis, Behcet disease ... disorders #diagnosis #neurology ... #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... of the spinal cord ... Lack of UMN/LMN signs ... Myopathy: ... Diagnosis #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Presentation: - Disease ... multiple spinal cord ... 4) progressive muscular ... conditions listed in differential ... Lateral #Sclerosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
(Myelopathy) without ... Weakness: - Weakness ... • Bilateral signs ... diagnosis #management #neurology ... #differential
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... disease affecting ... to ptosis and weakness ... Oculopharyngeal muscular ... Syndrome #Ptosis #neurology