14 results
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
(Contralateral motor ... Consciousness • Cranial ... Nerve Palsies ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Sensory Changes - Differential ... Diagnosis Algorithm ... Lambert-Eaton Myasthenic Syndrome ... #Neurology #Differential ... #Diagnosis #Algorithm
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Trauma, Tumor • Motor ... Nerves: ALS, Cervical ... #Causes #differential ... #diagnosis #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Upper Motor Neuron ... • Acute stroke syndromes ... #Differential # ... Diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... nerve in the radial ... anesthesia and deltoid weakness ... Myotomes #diagnosis #neurology ... #sensory #motor
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... damage to peroneal nerve ... claudication and weakness ... Myotomes #diagnosis #neurology ... #sensory #motor
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... - Brain stem/Cranial ... nerve pathology ... Gravis #diagnosis #management ... #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... neuromuscular junction, cranial ... nerve, and the ... to ptosis and weakness ... #Differential #
Causes of Dysarthria - Differential Diagnosis Algorithm
Lower Motor Neuron - Slow, Low Volume, Breathy Speech, Tongue
of Dysarthria - Differential ... Diagnosis Algorithm ... • Lesions of Cranial ... Nerves VII, IX, ... #Dysarthria #Neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
immune cells of the nervous ... conditions listed in differential ... activity between nerve ... Lateral #Sclerosis #neurology ... #diagnosis #management