15 results
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Marcus Gunn Pupil ... - Relative Afferent ... pupillary light reflex ... #Pupil #Relative ... #Defect #RAPD #neurology
Afferent Pupillary Defect

An afferent pupillary defect passing through its timeline. The pupil that does not react
Afferent Pupillary ... The pupil that does ... the consensual reflex ... clinical #video #neurology ... #ophthalmology
Marcus-Gunn Pupil - Pupillary dilation in response to light on the left eye and a preserved
Marcus-Gunn Pupil ... #Pupil #Pupillary ... #reflex #clinical ... video #ocular #neurology ... #ophthalmology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... are many different ... of Facial Nerve Palsy ... Loss of Corneal Reflex ... #Neurology #Signs
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Fixed Dilated Pupil ... cranial nerve) Palsy ... lntracranial hemorrhage, SAH ... Fixed #Dilated #Pupil ... differential #diagnosis #neurology
Argyll-Robertson Pupil on Physical Exam
Small (myotic), irregular pupil that do not react to light but do
Argyll-Robertson Pupil ... myotic), irregular pupil ... fibers of the light reflex ... clinical #video #neurology ... #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... mildly dilated pupil ... Diagnosis: • CN Ill Palsy ... #PhysicalExam #neurology ... #ophthalmology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Relative Afferent ... Marcus Gunn's pupils ... the pupillary reflex ... Pupillary #Defect #Neurology ... Clinical #Video #Pupils
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Adie’s Tonic Pupil ... Adie’s tonic pupil ... oculomotor nerve palsy ... clinical #video #ophthalmology ... #physicalexam #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
• CN VI palsy ... ptosis with CN Ill palsy ... • Neurologic ... large/unreactive pupil ... Algorithm #Causes #Ophthalmology