49 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Diagnosis Algorithm ... symptoms, unidirectonal ... symptoms/signs, ... #Causes
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... positional episodes caused ... No auditory symptoms ... Long symptom-free
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... without an obvious cause ... #Causes #differential ... #diagnosis #neurology
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Test = Central Cause ... test to the left and ... symptoms, this ... #Test #HINTS #PhysicalExam ... Clinical #Video #Neurology
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Dizziness and Vertigo ... "pass out" • Symptoms ... Associated with nausea ... #differential #diagnosis ... #neurology #management
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Central Vertigo ... with vascular causes ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... aracteristic "claw hand ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
Visual or auditory symptoms ... conjunction with symptoms ... and treatment can ... Inflammatory causes ... BEE #Syndromes #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... dissociation • Other causes ... @neudrawlogy #Adies ... #Pupil #PhysicalExam ... #neurology #ophthalmology
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
Salicylate Toxicity - Diagnosis ... no respiratory cause ... ingestion/exposure Symptoms ... , Diaphoresis, Pulmonary ... #management #Treatment