120 results
Instructions on how to perform the swinging light test to detect a relative afferent pupillary defect.

http://www.cmaj.ca/content/early/2015/01/05/cmaj.140685

Normal
swinging light test ... swinging light test ... swinging light test ... #Diagnosis #PhysicalExam ... Swinging #Light #Test
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Afferent Pupillary Defect ... alternating light test ... swinging-flashlight test ... regarding the cause ... Pupils #MacrusGunn #PhysicalExam
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Afferent Pupillary Defect ... Optic nerve* (main cause ... due to MS How to test ... swinging light test ... Afferent #Pupillary #Defect
HINTS Exam - Abnormal Head Impulse Test = Peripheral Cause

This video demonstrates:
1) Normal Head Impulse Test
Abnormal Head Impulse Test ... = Peripheral Cause ... Normal Head Impulse Test ... for a PERIPHERAL cause ... #HINTS #PhysicalExam
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
Exam - Abnormal Test ... for a CENTRAL cause ... Vertical #Skew #Test ... #HINTS #PhysicalExam
Ice-pack Test for Myasthenia Gravis - Likelihood Ratio (LR) +24 / -0.16
Ice pack's can be used
Ice-pack Test for ... to lessen the effect ... BostonChiefs #Icepack #Test ... Myasthenia #Gravis #physicalexam
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... disease who test ... then all negative tests ... then all positive tests ... Type I (α) error: reject
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... with a peripheral cause ... with a central cause ... a stand-alone test ... #Diagnosis #PhysicalExam
HINTS Exam - Normal Test of Skew (Normal Vertical Skew)

In a patient with vertigo symptoms, this
Exam - Normal Test ... for a PERIPHERAL cause ... Vertical #Skew #Test ... #HINTS #PhysicalExam
HINTS Exam - Abnormal Head Impulse Test = Peripheral Cause

This video demonstrates:
1) Normal Head Impulse Test
Abnormal Head Impulse Test ... = Peripheral Cause ... Normal Head Impulse Test ... for a PERIPHERAL cause ... #HINTS #PhysicalExam