9 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
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
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
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 ... #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... mildly dilated pupil ... : • CN Ill Palsy ... causes of tonic pupil ... #ophthalmology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Marcus Gunn's pupils ... the pupillary reflex ... very sensitive diagnostic ... Pupillary #Defect #Neurology ... Clinical #Video #Pupils
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Associated With Different ... poorly reactive pupils ... glaucoma • Enlarged pupil ... with third nerve palsy ... #differential #diagnosis
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
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Gag reflex ... Pupils: • Anisocoria ... #PhysicalExam #neurology ... #comatose #diagnosis