13 results
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... - Differential Diagnosis ... #Weakness #Sensory ... #Neurology #Differential ... #Causes
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Sensory Changes ... - Differential Diagnosis ... #Weakness #Neurology ... #Algorithm #Causes
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Commonly caused ... damage to peroneal nerve ... claudication and weakness ... #diagnosis #neurology ... #sensory #motor
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... Motor Function ... anesthesia and deltoid weakness ... #diagnosis #neurology ... #sensory #motor
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... - Differential Diagnosis ... (Contralateral motor ... Consciousness • Cranial Nerve ... #Hemiplegia #Neurology
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
Lesions Facial weakness ... VII, the facial nerve ... #Bells #Palsy #Neurology ... #Diagnosis * ... GrepMed Recommended Text
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... Upper Motor Neuron ... Lesions Of The Peripheral ... signs - Lack of sensory ... dystrophies Work
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
the differential diagnosis ... muscle atrophy, weakness ... hyporeflexia without sensory ... the spinal cord, peripheral ... nerve, neuromuscular
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
, motor, or autonomic ... negative, MOG-IgG test ... • Infectious causes ... brain and/or optic nerve ... #management #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... cross-reacts with peripheral ... or the axon of peripheral ... and sensitive tests ... #management #neurology