20 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Myotomes Motor ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... " ± Horner Syndrome ... #diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Myotomes Reflexes ... • Cauda Equina Syndrome ... - Low back pain ... Commonly caused ... damage to peroneal nerve
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
onto outstretched hand ... posterior interosseous nerve ... ), compartment syndrome ... : Pain control ... #Radiology #XRay
What is a Boxer’s fracture?? Fracture of the 4th or 5th metacarpal neck
 - Common in
- Pain along ulnar ... – compartment syndrome ... Management: - ... compromise - Certain radiologic ... Metacarpal #Diagnosis #Management
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... or feet • Pain ... : Due to nerve root ... #diagnosis #management ... #treatment #neurology
Boxer's Fracture - ED Management
Be sure to assess for wounds in patients with fractures of the
: Pain control, ... hematoma block or ulnar ... nerve block), immobilize ... object) • Splint: Ulnar ... Thumb #Metacarpal #Radiology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... Consciousness • Cranial Nerve ... Brown-Sequard Syndrome ... sensory loss to pain ... #Hemiplegia #Neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... Severe low back pain ... - Emergency Causes ... differential #diagnosis #causes ... #neurology
Cardiorenal Syndrome (CRS) Types
 • Type 1 - Acute CRS: Alteration of renal perfusion is the
Cardiorenal Syndrome ... perfusion is the main ... shifts may be in cause ... #CRS #Types #cardiology ... #nephrology
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
• Initial Management ... nerve damage in ... • Syndrome caused ... - Intense pain ... days, the local pain