16 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... Pathogenesis and clinical ... Sensory loss below ... pathophysiology #signs ... #symptoms #msk
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... Levels Spinal Root Sensory ... Dermatomes Abdominal Muscles ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... neurological lesion: Clinical ... • Symptoms and signs ... tone, areflexia ... disorders #diagnosis #neurology
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 ... result in: - Muscle ... paralysis - Sensory ... syndromes #lesions #differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Reactive Syndrome - Acute ... - Aneurysmal bone ... #diagnosis #msk ... #physicalexam
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Weakness • Spinal Cord ... Phrenic nerve injury ... aminoglycosides) • Muscles ... Weakness #Causes #differential ... #diagnosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... Presentation: Injury ... • Bilateral signs ... diagnosis #management #neurology ... #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Impairment: • Acute ... of the spinal cord ... Lack of UMN/LMN signs ... - Lack of sensory
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Partial myelitis • Sensory ... patients with clinically ... stimulation Clinical ... (Spinal cord predominant ... symptoms) • Acute
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine • MCC- acute ... and/or genital sensory ... Diagnosis: • Spinal cord ... lower extremity muscle ... diagnosis #causes #neurology