9 results
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Pupillary Defect (RAPD ... pupillary light reflex ... Optic nerve* (main cause ... Pupillary #Defect #RAPD ... #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... with vascular causes ... auditory findings BPPV ... positional episodes caused ... Vertigo #Algorithm #differential
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
pupillary defect (RAPD ... the pupillary reflex ... regarding the cause ... semiologianeurologica #RAPD ... Pupillary #Defect #Neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... : • Bobbing: Rapid ... movement followed by 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
 •
- Emergency Causes ... • Provocative Tests ... absent anal wink test ... #diagnosis #causes ... #neurology
Dix-Hallpike Maneuver for the Diagnosis of BPPV (Animated)

The Dix–Hallpike test (Nylen Barany test) is a diagnostic
the Diagnosis of BPPV ... (Nylen Barany test ... But in undefined cases ... Dix #Hallpike #DixHallpike ... #neurology #Animated
Dix-Hallpike Maneuver for the Diagnosis of BPPV
The Dix–Hallpike test (Nylen Barany test) is a diagnostic maneuver
the Diagnosis of BPPV ... (Nylen Barany test ... But in undefined cases ... Dix #Hallpike #DixHallpike ... #neurology #PhysicalExam
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
cord resulting in rapid ... Spasticity - Reflexes ... negative, MOG-IgG test ... diagnosis #management #neurology ... #differential
Causes of Dysarthria - Differential Diagnosis Algorithm
Lower Motor Neuron - Slow, Low Volume, Breathy Speech, Tongue
Causes of Dysarthria ... - Differential ... hyperactive gag reflex ... Extra-Pyramidal - Rapid ... #Dysarthria #Neurology