25 results
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Causes of Vertigo ... Algorithm #Diagnosis #Neurology ... Dizziness #Peripheral #Central ... #Algorithm #BPPV
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... torsional and upbeat (fast ... with vascular causes ... , downbeating (fast ... symptoms #comparison #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Sudden, severe, can last ... may be present Central ... with vascular causes ... auditory findings BPPV ... differential #diagnosis #neurology
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
worrisome for a CENTRAL ... cause of vertigo ... Clinical #Video #Positive ... #Neurology #Central
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
HIT) result is positive ... with a peripheral cause ... patients with a central ... cause of AVS. ... #PhysicalExam #Neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... positional vertigo (BPPV ... several days but can last ... differential #diagnosis #neurology
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
Hepatitis B Virus Serology ... (about 10% of cases ... immunity) - False-positive ... infection in remote past ... HepatitisB #HBV #Serology
Dix-Hallpike Maneuver for BPPV

Procedure:
1. Make the patient sit on examination table, such that the shoulders would
Dix-Hallpike Maneuver for BPPV ... below the bed, the fast ... , the fast phase ... DixHallpike #Maneuver #BPPV ... Instructions #Diagnosis #neurology
Ureteral Stone on Renal POCUS

A 23yo male with no significant PMHx presents with acute LLQ pain,
Stone on Renal POCUS ... Bladder ultrasound ... After you control ... DC home (w/ op urology ... #Stone #Renal #POCUS
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
transmission in the last ... Petechiae or positive ... and no apparent focus ... metrorrhagia, central ... liver impairment (AST