34 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
result is positive (abnormal ... cause of AVS. ... #Neurology #AVS ... #HeadImpulse #Testing ... #HIT #HINTS
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

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

This patient as a normal head impulse
HINTS Exam - Normal ... = Central Cause ... This patient as ... Video by Dr. ... #Neurology #Vertigo
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
disposition, even if the cause ... CNS, Central nervous ... , Head Impulse Test ... Nystagmus, and Test ... #Diagnosis #AVS
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... children - Not as ... #Testing #Laboratory ... #Tests #Diagnosis ... #Workup #Table
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... and Screening Testing ... of renal disease ... #Differential #Diagnosis ... #Workup #table
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Thyroid Function Tests ... Hyperthyroidism: Work-up ... hyperthyroidism as ... ophthalmopathy → Graves' Disease ... Hyperthyroidism #algorithm #diagnosis
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
tinnitus (Méniére's disease ... with vascular causes ... , such as with posterior ... #Vertigo #diagnosis ... symptoms #comparison #neurology
ED Treatment of 
Abnormal Uterine Bleeding 

Hemodynamically unstable 
Resuscitation 
 • ABCs! 
 • Fluids +
Treatment of Abnormal ... coagulopathy Pregnancy test ... possible ectopic vs ... pregnancy related cause ... Hemorrhage control
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... Case Control ( ... probability of getting ... incidence in acute dz Normal ... #calculations #diagnosis