22 results
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Measure pupil size ... noted, re-measure pupil ... - Horner's Syndrome ... Anisocoria - CN III Palsy ... Differential #Diagnosis #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... Holmes-Adie Syndrome ... Diagnosis: • CN Ill Palsy ... #PhysicalExam #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 ... 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
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
CN III Palsy - Oculomotor ... comparison to Horner's syndrome ... innervation to pupil ... #CNIII #CN3 #Palsy ... Nerve #Cranial #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Oculomotor) Nerve Palsy ... Trochlear) Nerve palsy ... One-and-a-half Syndrome ... #Localization #ophthalmology ... #neurology #differential
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
, Adie's tonic pupil ... response, Serotonin syndrome ... Miosis: Horner's syndrome ... ), DM, SAH #Mydriasis ... differential #diagnosis #ophthalmology
Afferent Pupillary Defect

An afferent pupillary defect passing through its timeline. The pupil that does not react
The pupil that does ... the consensual reflex ... clinical #video #neurology ... #ophthalmology
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
Adie's Pupil on ... Physical Exam Adie's pupil ... tonically dilated pupil ... clinical #video #ophthalmology ... #neurology #syndrome
Bilateral tonic pupils observed in the patient with Ross syndrome. 
Absence of bilateral pupillary contraction despite
Bilateral tonic pupils ... #tonic #pupils # ... clinical #video #ophthalmology ... #bilateral #reflex ... #neurology #absent