7 results
Beevor's Sign on Physical Exam

Beevor's sign is abnormal upward (cephalad) movement of the umbilicus with truncal
abdominis muscle weakness ... lesions between T9-T12 ... inclusion body myositis ... PhysicalExam #clinical #video ... #umbilicus #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Tetanus, Transverse Myelitis ... Shellfish poisoning, Meds ... #Causes #differential ... #diagnosis #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... endocrine: Vitamin B12 ... Lack of UMN/LMN signs ... Diagnosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Weakness: - Weakness ... • Bilateral signs ... Check Vitamin B12 ... Deficiency: - Vitamin B12 ... #neurology #differential
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Diagnosis Framework ... • Symptoms and signs ... - Transverse myelitis ... myelopathy - Vit B12 ... #neurology #differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... myasthenia Diagnosis ... test - Cogan sign ... - Peek sign ... #management #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Diagnosis: • ... Spinal cord infarct ... • Transverse myelitis ... lower extremity weakness ... #neurology