21 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
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
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal ... Trauma, Tumor • Motor ... Nerves: ALS, Cervical ... #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... anesthesia and deltoid weakness ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Commonly caused ... damage to peroneal nerve ... claudication and weakness ... #neurology #sensory ... #motor #leg #physicalexam
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
Lesions Facial weakness ... VII, the facial nerve ... these pathways, as ... #Bells #Palsy #Neurology ... #Diagnosis *
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
pinch grip weakness ... caused by ulnar ... flat object such as ... Palsy #clinical #video ... #neurology #physicalexam
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
with ipsilateral weakness ... lesion: loss of all ... modalities, including motor ... #Diagnosis #Neurology ... 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