7 results
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Superficial Cervical Plexus Nerve Block
Uses in the Emergency Department:
Blocks in Emergency ... Medicine: Superficial Cervical ... Uses in the Emergency ... block #ultrasound #anesthesia ... #pocus
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Interscalene Brachial Plexus Nerve Block
Uses in the Emergency Department:
Blocks in Emergency ... Block Uses in ... the Emergency Department ... block #ultrasound #anesthesia ... #pocus
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Supraclavicular Brachial Plexus Nerve Block
Uses in the Emergency Department:
Blocks in Emergency ... Block Uses in ... the Emergency Department ... block #ultrasound #anesthesia ... #pocus
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... Incontinence • Saddle Anesthesia ... Note: Surgical Emergency ... damage to sacral nerves
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... saddle (perineal) anesthesia ... Medical Emergency ... Commonly caused ... damage to peroneal nerve
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 ... • S - Saddle anesthesia ... Numbness • E - Emergency ... Causes of Cauda ... differential #diagnosis #causes
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
vasoconstriction syndrome ... pupil with third nerve ... hemiplegic or anesthetic ... vasoconstriction syndrome ... coordination deficits - Cervical