14 results
HINTS Exam - Abnormal Head Impulse Test = Peripheral Cause

This video demonstrates:
1) Normal Head Impulse Test
HINTS Exam - Abnormal ... demonstrates: 1) Normal ... to the Left 2) Abnormal ... the Right (with abnormal ... #HeadImpulse #Test
HINTS Exam - Abnormal Head Impulse Test = Peripheral Cause

This video demonstrates:
1) Normal Head Impulse Test
HINTS Exam - Abnormal ... demonstrates: 1) Normal ... to the Left 2) Abnormal ... the Right (with abnormal ... #HeadImpulse #Test
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
HINTS Exam - Normal ... This patient as a normal ... symptoms, this normal ... PeterJohns84 #Normal ... #HeadImpulse #Test
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
result is positive (abnormal ... and negative (normal ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... Peripheral #Central #HeadImpulse
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
HINTS Exam - Abnormal ... Test of Skew (Abnormal ... for a CENTRAL cause ... PeterJohns84 #Abnormal ... Clinical #Video #Neurology
HINTS Exam - Normal Test of Skew (Normal Vertical Skew)

In a patient with vertigo symptoms, this
HINTS Exam - Normal ... Test of Skew (Normal ... for a PERIPHERAL cause ... PeterJohns84 #Normal ... Clinical #Video #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... auditory findings BPPV ... positional episodes caused ... #neurology
Arterial Lines & Waveforms
Arterial lines permit continuous invasive blood pressure measurement, frequent arterial blood sampling, and
SQUARE WAVE TEST ... working properly • Normal ... intrathoracic pressure and causes ... volume (increased PPV ... arterial #artlines #diagnosis
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... PPV: proportion ... specificity -> higher PPV ... incidence in acute dz Normal ... #calculations #diagnosis
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... etiology of coma Abnormal ... movements; also normal ... flexion withdrawal, abnormal ... decortication), abnormal