12 results
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Demyelinating Disease (MS ... Trauma, Tumor • Motor ... #Causes #differential ... #diagnosis #neurology
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
carpal tunnel syndrome ... & Ulnar nerve ( ... #video #physicaleaxm ... #neurology #orthopedics ... #msk #CTS
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Wrist drop - Occurs ... Carpal Tunnel Syndrome ... anesthesia and deltoid weakness ... Myotomes #diagnosis #neurology ... #arm #physicalexam
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
(Contralateral motor ... • Decreased Level ... Consciousness • Cranial Nerve ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Neuropathy - Foot drop ... damage to peroneal nerve ... #sensory #motor ... #leg #physicalexam
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Guillain–Barré syndrome ... The sensory and motor ... Differential diagnosis ... prominent cranial nerve ...  West Nile virus
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Sciatica • Tarsal tunnel ... pain/swelling - Fever ... lower #extremity #msk ... #physicalexam
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... Bedside: ice pack test ... /Edrophonium test ... - Repetitive nerve ... diagnosis #management #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Locked-in syndrome ... threat Cranial Nerves ... caseyalbin #PhysicalExam ... #neurology #comatose
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
: • Sensory, motor ... negative, MOG-IgG test ... brain and/or optic nerve ... diagnosis #management #neurology ... #differential