9 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Myotomes Motor ... " ± Horner Syndrome ... Myotomes #diagnosis #neurology ... #sensory #motor ... #arm #physicalexam
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Dizziness - Central and ... Tumours: CPA, posterior ... toxicity • Otitis media ... Amy Chung, MD, MSc ... Differential #Diagnosis #algorithm
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Medical Emergency ... Commonly caused ... #sensory #motor ... #leg #physicalexam
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... MLF (medial longitudinal ... MRI was ordered ... #PhysicalExam # ... #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Vascular narrowing on MRA ... the underlying cause ... with AEDs until cause ... diagnosis #management #neurology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
other potential causes ... The MRI findings ... clinical #video #ophthalmology ... #physicalexam # ... neurology
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
weakness of the median ... Grasp #Weakness #Hand ... clinical #video #physicaleaxm ... #neurology #orthopedics ... #msk #CTS
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
/or motor neuropathy ... primary condition MEDIUM ... affects the skin, neurologic ... oligoclonal bands • MRI ... often causes arthritis
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
: ~25% cases. ... Neurologic deficit ... Neurologic injuries ... Compartment syndrome ... #Injury #msk #clinical