22 results
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... - Differential Diagnosis ... Consciousness • Cranial Nerve ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Sensory Changes ... - Differential Diagnosis ... Lambert-Eaton Myasthenic Syndrome ... #Weakness #Neurology
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
involvement, Mild sensory ... symptoms or signs ... , Cranial nerve ... nervous system signs ... #neurology #neuropathy
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal ... Demyelinating Disease (MS ... Tumor • Motor Nerves ... #diagnosis #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Causes: • Large ... Complications: • Weakness ... damage to sacral nerves ... #MSK #pathophysiology ... #diagnosis #symptoms
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... Lesions Of The Peripheral ... Lack of UMN/LMN signs ... - Lack of sensory ... #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
for pinch grip weakness ... caused by ulnar ... Palsy #clinical #video ... #neurology #physicalexam ... #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... anesthesia and deltoid weakness ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Sensory loss below ... #diagnosis #pathophysiology ... #signs #symptoms ... #msk #orthopedics ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Commonly caused ... damage to peroneal nerve ... claudication and weakness ... #neurology #sensory