43 results
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Tumor • Motor Nerves ... : ALS, Cervical ... #differential #diagnosis ... #neurology
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
damage, acute weakness ... of the Facial nerve ... infections such as ... #Bells #Palsy #neurology ... #anatomy #pathophysiology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
complete paralysis of all ... • Pain: Due to nerve ... Guillain-Barre Diagnosis ... #diagnosis #management ... #treatment #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... • Acute stroke syndromes ... aminotransferases • Serology ... #Differential #Diagnosis ... #neurology
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
Palsy - Oculomotor Nerve ... comparison to Horner's syndrome ... Extraocular Muscle Weakness ... #Cranial #neurology ... #diagnosis
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
Progressive muscle weakness ... Progression of weakness ... signs, Cranial nerve ... persistent asymmetry of weakness ... #neurology #neuropathy
Jaw Clonus on Physical Exam

A 24-year-old man presented with progressive dysphagia, dysarthria, and weakness in his
dysarthria, and weakness ... consistent with a diagnosis ... #Jaw #Clonus #PhysicalExam ... Clinical #Video #ALS ... #Neurology #NEJM
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
- Differential Diagnosis ... Consciousness • Cranial Nerve ... Brown-Sequard Syndrome ... ipsilateral to weakness ... #Hemiplegia #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... damage to peroneal nerve ... claudication and weakness ... #neurology #sensory ... #motor #leg #physicalexam
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
Ulnar Nerve Anatomy ... is less severe as ... reduced in power as ... #Anatomy #diagnosis ... #neurology #orthopedics