19 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Differential Diagnosis Algorithm ... Lambert-Eaton Myasthenic Syndrome ... #Neurology #Differential ... #Causes
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Complete loss of motor ... Syndrome ->Cord ... Upper extremity weakness ... anesthesia. leg weakness ... #orthopedics #neurology
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... • Motor Neuron ... and Motor Neuropathy ... #Sensory #Neurology ... #Causes
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal ... Cord: Demyelinating ... Trauma, Tumor • Motor ... #diagnosis #neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... (Contralateral motor ... Unilateral Spinal Cord ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... result in permanent neurologic ... - Lower motor ... lesion - Upper motor ... differential #diagnosis #neurology
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Brown—Séquard syndrome ... with ipsilateral weakness ... modalities, including motor ... #Diagnosis #Neurology ... Review in Clinical Neurology
Incomplete spinal cord syndromes (ISCS)
 • Central - Small Lesion - Suspended sensory deficit, classic cape
Incomplete spinal cord ... syndromes (ISCS ... lesion of cervical cord ... Disproportionate motor ... #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... Carpal Tunnel Syndrome ... anesthesia and deltoid weakness ... Myotomes #diagnosis #neurology ... #sensory #motor
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Upper Motor Neuron ... • Acute stroke syndromes ... of the spinal cord ... aminotransferases • Serology ... Differential #Diagnosis #neurology