8 results
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
in Carpal Tunnel ... carpal tunnel syndrome ... Tunnel #Syndrome ... #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
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
weakness and hyperpathia ... Primarily Upper Extremity ... anesthesia. leg weakness ... signs #symptoms #msk ... #orthopedics #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
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
(Contralateral motor ... • Decreased Level ... contralateral extremity ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
• Sciatica • Tarsal ... tunnel syndrome ... cyanosis - Cool extremity ... pain/swelling - Fever ... #msk #physicalexam
Transverse Myelitis Overview

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

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
myalgia and muscle weakness ... Coronary arteries - Fever ... Sensory and/or motor ... extremities, upper extremity ... retinopathy Lab Tests