13 results
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
Exam - Abnormal Test ... cause of vertigo ... Video by Dr. ... #Neurology #Vertigo ... #Central
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
= Central Cause ... cause of vertigo ... Video by Dr. ... PhysicalExam #Clinical #Video ... #Neurology #Vertigo
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... - Vestibular Nerve ... Vestibulocochlear Nerve ... #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... may be present Central ... with vascular causes ... positional episodes caused ... #neurology
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Pupillary Defect (RAPD ... pupillary light reflex ... ) Where: Optic nerve ... * (main cause), ... #neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
the pupillary reflex ... very sensitive diagnostic ... regarding the cause ... Pupillary #Defect #Neurology ... #Clinical #Video
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... threat Cranial Nerves ... : • Bobbing: Rapid ... 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 ... • Provocative Tests ... absent anal wink test ... #causes #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... with peripheral nerve ... depressed deep tendon reflexes ... and sensitive tests ... #management #neurology
Causes of Dysarthria - Differential Diagnosis Algorithm
Lower Motor Neuron - Slow, Low Volume, Breathy Speech, Tongue
Causes of Dysarthria ... Lesions of Cranial Nerves ... hyperactive gag reflex ... Extra-Pyramidal - Rapid ... #Dysarthria #Neurology