11 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... Illusion of Rotary Movement ... Labrynthitis/Vestibular Neuronitis ... symptoms/signs, ... #Neurology #Differential
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
occurs with certain movements ... ) • Epley maneuver ... saccade seen) • Epley ... Labyrinthitis #diagnosis #neurology ... #comparison
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Time course and symptoms ... distinguishing between causes ... Vestibular Neuritis ... #differential # ... diagnosis #comparison
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
with vascular causes ... No auditory symptoms ... (vestibular neuritis ... Long symptom-free ... #Algorithm #differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Vestibular neuritis ... without an obvious cause ... signs or symptoms ... #Causes #differential
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
for vestibular neuritis ... with vascular causes ... diagnosis #findings #signs ... #symptoms #comparison ... #neurology
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Dizziness and Vertigo ... worse with movement ... Associated with nausea ... Algorithm #dizzy #differential ... #diagnosis #neurology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Manifestations • Optic neuritis ... /pain upon eye movement ... involvement: Intractable nausea ... Manifestations #diagnosis #neurology ... #symptoms #signs
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
begin with body movements ... and metabolic causes ... Classification #Diagnosis #Neurology ... #Signs #Symptoms ... #Comparison
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Examine for signs ... Casey Albin MD @ ... caseyalbin #PhysicalExam ... #neurology #comatose