17 results
PERIPHERAL NERVE INJURIES

#Diagnosis #Neurology #Peripheral #Nerves #UpperLimbs #Extremity #BrachialPlexus #Roots #Injuries #Deficits #Radial #Median #Ulnar #Axillary
PERIPHERAL NERVE ... #Diagnosis #Neurology ... #Peripheral #Nerves ... #UpperLimbs #Extremity ... #Median #Ulnar
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Upper Extremity ... • Radial Nerve ... • Median Nerve ... Neuropathy #anatomy #arm ... #innervation #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... nerve in the radial ... #UpperLimb #Extremity ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Localizing Extraocular Movement ... palsy • Medial ... Skew Deviation Casey ... #Extraocular #Movement ... ophthalmology #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Illusion of Rotary Movement ... Peripheral Vestibular ... oscillopsia) • Otitis Media ... Dizziness #Vertigo #Neurology ... Diagnosis #Algorithm #Causes
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Medical Emergency ... Commonly caused ... damage to peroneal nerve ... Myotomes #diagnosis #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... cross-reacts with peripheral ... or the axon of peripheral ... paralysis of all extremity ... diagnosis #management #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... paralysis of all extremity ... Can begin in arms ... Absent Reflexes: Arms ... management #treatment #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
threat Cranial Nerves ... Decorticate posturing: Arms ... Decerebrate posturing: Arms ... Casey Albin MD @ ... #PhysicalExam #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 ... - Emergency Causes ... Syringomyelia • Spinal AVM ... differential #diagnosis #causes ... #neurology