9 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Diagnosis Algorithm ... vomiting, auditory symptoms ... symptoms/signs, ... #Neurology #Differential ... #Diagnosis #Algorithm
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
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Algorithm Presyncope ... Associated with nausea ... Dysequilibrium: • Feels unable ... #Algorithm #dizzy ... differential #diagnosis #neurology
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Peripheral Vertigo ... Time course and symptoms ... distinguishing between causes ... differential #diagnosis #comparison ... #table
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central Vertigo ... PERIPHERAL VERTIGO ... with vascular causes ... findings #signs #symptoms ... #comparison #neurology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and duration of symptoms ... Disorientation, vertigo ... #rheumatology #comparison ... #table
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... without other cause ... ARDS to explain symptoms ... hematology #diagnosis #comparison ... #table
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
Otitis Media -> Stage ... hearing loss, nausea ... vomiting, dizziness, vertigo ... #Mastoiditis #pathophysiology ... #signs #symptoms
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs/symptoms ... Blood cultures/serology ... in up to 30% of cases ... #Endocarditis #comparison ... Marantic #diagnosis #table