15 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... Sudden, severe, can last ... may be present Central ... with vascular causes ... #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
torsional and upbeat (fast ... with vascular causes ... , downbeating (fast ... #Vertigo #diagnosis ... symptoms #comparison #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
HIT) result is positive ... with a peripheral cause ... cause of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS
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 ... HepatitisB #HBV #Serology ... Interpretation #diagnosis
Pancreatitis management checklist 
Evaluation to guide etiology & management 
 - RUQ ultrasound 
 - Calcium
management - RUQ ultrasound ... balance >3-4 liters positive ... Non-intubated: Low-fat ... Pancreatitis #Checklist #Diagnosis ... #Management #CriticalCare
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... several days but can last ... #differential #diagnosis ... #neurology
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 ... classification #diagnosis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
- Differential Diagnosis ... • Gram stain: Positive ... 90% • Culture: Positive ... culture or by serology ... #neurology #meningitis
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
soles in 50% of cases ... patients with positive ... patients have positive ... serology but do ... Latent #Tertiary #Diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... headache, altered mental ... Demyelinating disease caused ... and <25% culture positive ... InfectiousDiseases #Neurology