35 results
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Diagnosis Framework Causes ... Mydriasis • Bilateral ... Horner's syndrome, Posterior ... differential #diagnosis #ophthalmology ... #causes
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
a neurological disorder ... It is caused by ... infection which causes ... PhysicalExam #clinical #video ... #ophthalmology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Unilateral Fixed ... Dilated Pupil - ... SAH, tumor • Posterior ... no neurological cause ... Fixed #Dilated #Pupil
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Causes of Anterior ... anterior uveitis • Posterior-choroid ... Sarcoid, JIA Bilateral ... /bilateral up to ... #ophthalmology
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Unilateral Acute ... (fixed dilated pupil ... • Glaucoma #Unilateral ... Diagnosis #Algorithm #Causes ... #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 ... dissociaton; • Usually unilateral ... dissociation • Other causes ... PhysicalExam #neurology #ophthalmology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
occasionally it can occur bilaterally ... in those rare bilateral ... cases. ... anisocoria #clinical #video ... #ophthalmology
Bilateral tonic pupils observed in the patient with Ross syndrome. 
Absence of bilateral pupillary contraction despite
Bilateral tonic ... pupils observed ... #tonic #pupils # ... clinical #video ... #ophthalmology #
Persistent Pupillary Membrane (PPM) on Slit Lamp Ocular Examination

This membrane would be a remainder of the
large enough to cause ... Pupillary #Membrane #Pupil ... PhysicalExam #clinical #video ... #ophthalmology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Marcus Gunn's pupils ... clear sign of unilateral ... regarding the cause ... Neurology #Clinical #Video ... #Pupils #MacrusGunn