8 results
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
Test of Skew (Abnormal ... symptoms, this finding ... cause of vertigo ... Clinical #Video #Neurology ... #Vertigo #Central
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
= Central Cause ... finding is worrisome ... for a CENTRAL cause ... Clinical #Video #Neurology ... #Vertigo #Central
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... present Central ... with vascular causes ... positional episodes caused ... #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
HIT) result is positive ... (abnormal) in nearly ... cause of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... with vascular causes ... , such as with posterior ... #Vertigo #diagnosis ... symptoms #comparison #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Arboviruses: - West ... • Gram stain: Positive ... 90% • Culture: Positive ... /l is regarded as ... #neurology #meningitis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... Cortisol+ACTH stim test ... only if no clear cause ... Ca-gluconate or 1g CaCl- (central ... Treatment #potassium #nephrology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... /flaccid limbs vs ... caseyalbin #PhysicalExam ... #neurology #comatose ... #diagnosis