27 results
Clinical Features and Vascular Territories of Stroke
Anterior circulation—anterior cerebral artery (ACA) - Contralateral leg weakness
Anterior circulation—middle
Territories of Stroke ... cerebral artery (ACA ... Contralateral leg weakness ... #CVA #Diagnosis ... #Neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
of Hemiplegia - Differential ... Diagnosis Algorithm ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology ... #Differential #
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
without Sensory ... Changes - Differential ... Diagnosis Algorithm ... Lambert-Eaton Myasthenic Syndrome ... #Neurology #Differential
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Brown—Séquard syndrome ... with ipsilateral weakness ... MS: loss of proprioception ... #Diagnosis #Neurology ... Review in Clinical Neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... Impairment: • Acute stroke ... signs - Lack of sensory ... Diagnosis #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Upper extremity weakness ... Sensory loss below ... #diagnosis #pathophysiology ... signs #symptoms #msk ... #orthopedics #neurology
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Guillain–Barré syndrome ... Landry–Guillain–Barré–Strohl ... syndrome:  Most ... Differential diagnosis ... myelitis: Pain, weakness
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
regional pain syndrome ... Limb • Post-stroke ... Pain #Mechanisms #Neurology ... #Differential # ... Diagnosis #Algorithm
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... claudication and weakness ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Demyelinating Disease (MS ... Guillain-Barre syndrome ... #Causes #differential ... #diagnosis #neurology